diff --git a/extend/workermans/model/Base.php b/extend/workermans/model/Base.php
index e27139f..06185e3 100644
--- a/extend/workermans/model/Base.php
+++ b/extend/workermans/model/Base.php
@@ -785,9 +785,7 @@ class Base
             }
             $res = Db::execute($sql);
             // 顺便修改限时折扣
-            (new static())->delTimeInfo($message);
-            $message['table_code'] = $message['new_table_code'];
-            (new static())->setTimeInfo($message);
+            (new static())->rottableTimeInfo($message);
             Db::commit();
             return $res;
         }catch (Exception $e) {
@@ -964,10 +962,18 @@ class Base
     }
 
 
-    // 限时折扣删除
-    public function delTimeInfo($message)
+    // 限时折扣换桌
+    public function rottableTimeInfo($message)
     {
         $redis_str = Base::get_shopping_time_str($message['shop_id'], $message['table_code']) . ':time_discount';
+        $y_time_info = Redis::get($redis_str);
+        if($y_time_info) {
+            // 保存新桌子的信息
+            $message['data'] = json_decode($y_time_info, true);
+            $message['table_code'] = $message['new_table_code'];
+            $this->setTimeInfo($message);
+        }
+        // 删除旧桌子的信息
         Redis::del($redis_str);
         $time_discount_info = Redis::get('time_discount:info');
         if($time_discount_info) {