UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zUr5meepv0+PjNVl0hOWIgFd1WGJsGMp0E+KfDfBmLE=' 
WHERE 
  key_id = '73647e7a51764ebab9aa33b2a780bded23fd83d0a777bd0403b3bd24b180b8ed' 
  AND (
    token = 'zUr5meepv0+PjNVl0hOWIgFd1WGJsGMp0E+KfDfBmLE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )