UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PWR9/kIEj4u7jhnN9ScPwd7Pi87BeWtWqA4jhb/SJds=' 
WHERE 
  key_id = '9d9a9da2b93f5448937fd815eee603ec095ff385675f7825d7285e028cd83772' 
  AND (
    token = 'PWR9/kIEj4u7jhnN9ScPwd7Pi87BeWtWqA4jhb/SJds=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )