UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'I6jfFrwZTW40sMXIoMf1BkDP8xU3AIZ4Sz8Kz57Kd0Y=' 
WHERE 
  key_id = '5b6d2d08b6b481e337c0b5f1ef3cc64daf4d34799acdec84b138395ba8fca3ec' 
  AND (
    token = 'I6jfFrwZTW40sMXIoMf1BkDP8xU3AIZ4Sz8Kz57Kd0Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )