UPDATE `sys_game_list_config` cfg
JOIN `sys_game_list_vendor_ext` ext
  ON ext.game_list_config_id = cfg.id
  AND ext.vendor_type = 'BAISHUN'
SET cfg.category = 'CHAT_ROOM'
WHERE cfg.game_origin = 'BAISHUN'
  AND COALESCE(cfg.category, '') <> 'CHAT_ROOM'
  AND COALESCE(cfg.game_mode, '') LIKE '%2%';