diff --git a/src/Libs/ModelMySQL.php b/src/Libs/ModelMySQL.php
index 3778481..6c5551e 100644
--- a/src/Libs/ModelMySQL.php
+++ b/src/Libs/ModelMySQL.php
@@ -282,7 +282,7 @@ class ModelMySQL {
     
     $value = self::db()->real_escape_string($value);
     
-    self::$querySelect['AndOr'] = " AND $column$operator'$value'";
+    self::$querySelect['AndOr'] .= " AND $column$operator'$value'";
     
     return new static();
   }
@@ -296,7 +296,7 @@ class ModelMySQL {
     
     $value = self::db()->real_escape_string($value);
     
-    self::$querySelect['AndOr'] = " OR $column$operator'$value'";
+    self::$querySelect['AndOr'] .= " OR $column$operator'$value'";
     
     return new static();
   }