UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MeKV//j8utp08lHf2xAYLLr3cIH7xcQJ5hBbErdDF4o=' 
WHERE 
  key_id = '89c48f567afa84f12b0be9f2fc47c25a3119728db805452e6839f14f01704521' 
  AND (
    token = 'MeKV//j8utp08lHf2xAYLLr3cIH7xcQJ5hBbErdDF4o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )