UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QEw1bj7Mk25RSqZmKp8M1Ud0kW4Hr95InXYlUCaK+wM=' 
WHERE 
  key_id = '6f39f214c16c29ba4a948c6c08bd6f9498bfb43f85a2706b74d48189ee880560' 
  AND (
    token = 'QEw1bj7Mk25RSqZmKp8M1Ud0kW4Hr95InXYlUCaK+wM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )