UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'X8IrrCktrHew07xDAgaCxeddttUMErhwHlwStlgUa04=' 
WHERE 
  key_id = '6a6fd2113cd8323a44985d9334e743898887fd98318da9042552b86e8507a058' 
  AND (
    token = 'X8IrrCktrHew07xDAgaCxeddttUMErhwHlwStlgUa04=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )