UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ohKmMSBsXdmwrsCa/ifusK2PBfMg061KAvRIuXrDOg0=' 
WHERE 
  key_id = '6a37e6d055ba72a3a87e0abadd048cc824eabb4ef185c2759ea5ddf3c39bfb71' 
  AND (
    token = 'ohKmMSBsXdmwrsCa/ifusK2PBfMg061KAvRIuXrDOg0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )