diff --git a/services/appflowy-worker/src/import_worker/worker.rs b/services/appflowy-worker/src/import_worker/worker.rs
index 8dae8175..d8718b56 100644
--- a/services/appflowy-worker/src/import_worker/worker.rs
+++ b/services/appflowy-worker/src/import_worker/worker.rs
@@ -253,37 +253,47 @@ async fn consume_task(
   entry_id: String,
 ) -> Result<(), ImportError> {
   if let ImportTask::Notion(task) = &mut import_task {
-    if let Some(created_at_timestamp) = task.created_at {
-      if is_task_expired(created_at_timestamp, task.last_process_at) {
-        if let Ok(import_record) = select_import_task(&context.pg_pool, &task.task_id).await {
-          handle_expired_task(
-            &mut context,
-            &import_record,
-            task,
-            stream_name,
-            group_name,
-            &entry_id,
-          )
-          .await?;
-        }
+    // If no created_at timestamp, proceed directly to processing
+    if task.created_at.is_none() {
+      return process_and_ack_task(context, import_task, stream_name, group_name, &entry_id).await;
+    }
 
-        return Ok(());
-      } else if !check_blob_existence(&context.s3_client, &task.s3_key).await? {
-        task.last_process_at = Some(Utc::now().timestamp());
-        trace!("[Import] {} file not found, re-add task", task.workspace_id);
-        re_add_task(
-          &mut context.redis_client,
+    // Check if the task is expired
+    if is_task_expired(task.created_at.unwrap(), task.last_process_at) {
+      if let Ok(import_record) = select_import_task(&context.pg_pool, &task.task_id).await {
+        handle_expired_task(
+          &mut context,
+          &import_record,
+          task,
           stream_name,
           group_name,
-          import_task,
           &entry_id,
         )
         .await?;
-        return Ok(());
       }
+      return Ok(());
+    }
+
+    // Check if the blob exists
+    if check_blob_existence(&context.s3_client, &task.s3_key).await? {
+      if task.last_process_at.is_none() {
+        task.last_process_at = Some(Utc::now().timestamp());
+      }
+    } else {
+      trace!("[Import] {} file not found, queue task", task.workspace_id);
+      push_task(
+        &mut context.redis_client,
+        stream_name,
+        group_name,
+        import_task,
+        &entry_id,
+      )
+      .await?;
+      return Ok(());
     }
   }
 
+  // Process and acknowledge the task
   process_and_ack_task(context, import_task, stream_name, group_name, &entry_id).await
 }
 
@@ -353,14 +363,10 @@ async fn process_and_ack_task(
   result
 }
 
-fn is_task_expired(timestamp: i64, last_process_at: Option<i64>) -> bool {
-  if last_process_at.is_none() {
-    return false;
-  }
-
-  match DateTime::<Utc>::from_timestamp(timestamp, 0) {
+fn is_task_expired(created_timestamp: i64, last_process_at: Option<i64>) -> bool {
+  match DateTime::<Utc>::from_timestamp(created_timestamp, 0) {
     None => {
-      info!("[Import] failed to parse timestamp: {}", timestamp);
+      info!("[Import] failed to parse timestamp: {}", created_timestamp);
       true
     },
     Some(created_at) => {
@@ -374,15 +380,28 @@ fn is_task_expired(timestamp: i64, last_process_at: Option<i64>) -> bool {
       }
 
       let elapsed = now - created_at;
-      let minutes = get_env_var("APPFLOWY_WORKER_IMPORT_TASK_EXPIRE_MINUTES", "20")
+      let hours = get_env_var("APPFLOWY_WORKER_IMPORT_TASK_PROCESS_EXPIRE_HOURS", "6")
         .parse::<i64>()
-        .unwrap_or(20);
+        .unwrap_or(6);
+
+      if elapsed.num_hours() >= hours {
+        return true;
+      }
+
+      if last_process_at.is_none() {
+        return false;
+      }
+
+      let elapsed = now - created_at;
+      let minutes = get_env_var("APPFLOWY_WORKER_IMPORT_TASK_EXPIRE_MINUTES", "30")
+        .parse::<i64>()
+        .unwrap_or(30);
       elapsed.num_minutes() >= minutes
     },
   }
 }
 
-async fn re_add_task(
+async fn push_task(
   redis_client: &mut ConnectionManager,
   stream_name: &str,
   group_name: &str,
@@ -494,6 +513,14 @@ async fn process_task(
             remove_workspace(&task.workspace_id, &context.pg_pool).await;
           }
 
+          match fs::remove_dir_all(&unzip_dir_path).await {
+            Ok(_) => info!(
+              "[Import]: {} deleted unzip file: {:?}",
+              task.workspace_id, unzip_dir_path
+            ),
+            Err(err) => error!("Failed to delete unzip file: {:?}", err),
+          }
+
           clean_up(&context.s3_client, &task).await;
           notify_user(&task, result, context.notifier, &context.metrics).await?;
         },
@@ -1067,17 +1094,6 @@ async fn process_unzip_file(
   batch_upload_files_to_s3(&import_task.workspace_id, s3_client, upload_resources)
     .await
     .map_err(|err| ImportError::Internal(anyhow!("Failed to upload files to S3: {:?}", err)))?;
-
-  // 10. delete zip file regardless of success or failure
-  match fs::remove_dir_all(unzip_dir_path).await {
-    Ok(_) => trace!(
-      "[Import]: {} deleted unzip file: {:?}",
-      import_task.workspace_id,
-      unzip_dir_path
-    ),
-    Err(err) => error!("Failed to delete unzip file: {:?}", err),
-  }
-
   Ok(())
 }
 
diff --git a/tests/search/document_search.rs b/tests/search/document_search.rs
index 0b62ca9b..95262a26 100644
--- a/tests/search/document_search.rs
+++ b/tests/search/document_search.rs
@@ -53,5 +53,7 @@ async fn test_document_indexing_and_search() {
   assert_eq!(search_resp.len(), 1);
   let item = &search_resp[0];
   assert_eq!(item.object_id, object_id);
-  assert_eq!(item.preview.as_deref(), Some("\nWelcome to AppFlowy"));
+
+  let preview = item.preview.clone().unwrap();
+  assert!(preview.contains("Welcome to AppFlowy"));
 }