diff --git a/model/user.go b/model/user.go
index 0eb4f53a..e40ac3d2 100644
--- a/model/user.go
+++ b/model/user.go
@@ -984,6 +984,23 @@ func updateUserUsedQuotaAndRequestCount(id int, quota int, count int) {
 	//}
 }
 
+func updateUserQuotaUsedQuotaAndRequestCount(id int, quota int, usedQuota int, requestCount int) {
+	if quota == 0 && usedQuota == 0 && requestCount == 0 {
+		return
+	}
+
+	err := DB.Model(&User{}).Where("id = ?", id).Updates(
+		map[string]interface{}{
+			"quota":         gorm.Expr("quota + ?", quota),
+			"used_quota":    gorm.Expr("used_quota + ?", usedQuota),
+			"request_count": gorm.Expr("request_count + ?", requestCount),
+		},
+	).Error
+	if err != nil {
+		common.SysLog("failed to batch update user quota, used quota and request count: " + err.Error())
+	}
+}
+
 func updateUserUsedQuota(id int, quota int) {
 	err := DB.Model(&User{}).Where("id = ?", id).Updates(
 		map[string]interface{}{
diff --git a/model/utils.go b/model/utils.go
index adfd8e13..b1793706 100644
--- a/model/utils.go
+++ b/model/utils.go
@@ -67,33 +67,48 @@ func batchUpdate() {
 	}
 
 	common.SysLog("batch update started")
+	stores := make([]map[int]int, BatchUpdateTypeCount)
 	for i := 0; i < BatchUpdateTypeCount; i++ {
 		batchUpdateLocks[i].Lock()
-		store := batchUpdateStores[i]
+		stores[i] = batchUpdateStores[i]
 		batchUpdateStores[i] = make(map[int]int)
 		batchUpdateLocks[i].Unlock()
-		// TODO: maybe we can combine updates with same key?
+	}
+
+	for i, store := range stores {
+		if i == BatchUpdateTypeUserQuota || i == BatchUpdateTypeUsedQuota || i == BatchUpdateTypeRequestCount {
+			continue
+		}
 		for key, value := range store {
 			switch i {
-			case BatchUpdateTypeUserQuota:
-				err := increaseUserQuota(key, value)
-				if err != nil {
-					common.SysLog("failed to batch update user quota: " + err.Error())
-				}
 			case BatchUpdateTypeTokenQuota:
 				err := increaseTokenQuota(key, value)
 				if err != nil {
 					common.SysLog("failed to batch update token quota: " + err.Error())
 				}
-			case BatchUpdateTypeUsedQuota:
-				updateUserUsedQuota(key, value)
-			case BatchUpdateTypeRequestCount:
-				updateUserRequestCount(key, value)
 			case BatchUpdateTypeChannelUsedQuota:
 				updateChannelUsedQuota(key, value)
 			}
 		}
 	}
+
+	userQuotaStore := stores[BatchUpdateTypeUserQuota]
+	usedQuotaStore := stores[BatchUpdateTypeUsedQuota]
+	requestCountStore := stores[BatchUpdateTypeRequestCount]
+
+	userIDs := make(map[int]struct{}, len(userQuotaStore)+len(usedQuotaStore)+len(requestCountStore))
+	for key := range userQuotaStore {
+		userIDs[key] = struct{}{}
+	}
+	for key := range usedQuotaStore {
+		userIDs[key] = struct{}{}
+	}
+	for key := range requestCountStore {
+		userIDs[key] = struct{}{}
+	}
+	for key := range userIDs {
+		updateUserQuotaUsedQuotaAndRequestCount(key, userQuotaStore[key], usedQuotaStore[key], requestCountStore[key])
+	}
 	common.SysLog("batch update finished")
 }