diff --git a/adminer/drivers/mongo.inc.php b/adminer/drivers/mongo.inc.php
index 0508c0c5..d0b4bea3 100644
--- a/adminer/drivers/mongo.inc.php
+++ b/adminer/drivers/mongo.inc.php
@@ -177,6 +177,7 @@ if (isset($_GET["mongo"])) {
 				$class = 'MongoDB\Driver\BulkWrite';
 				$bulk = new $class(array());
 				$bulk->delete($where, array('limit' => $limit));
+				var_dump($where);
 				return $connection->executeBulkWrite("$db.$table", $bulk, 'getDeletedCount');
 			}
 
@@ -277,8 +278,7 @@ if (isset($_GET["mongo"])) {
 		}
 
 		function sql_query_where_parser($queryWhere) {
-			$queryWhere = trim(preg_replace('/WHERE[\s]?[(]?\(?/', '', $queryWhere));
-			$queryWhere = preg_replace('/\)\)\)$/', ')', $queryWhere);
+			$queryWhere = preg_replace('~^\sWHERE \(?\(?(.+?)\)?\)?$~', '\1', $queryWhere);
 			$wheres = explode(' AND ', $queryWhere);
 			$wheresOr = explode(') OR (', $queryWhere);
 			$where = array();