UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'W6+Xhz2rXfr5BLEHbke5jdFitIWWlZ49pd9cTVDnbYw=' 
WHERE 
  key_id = '8194f782a1752caa64a0836b24472cbc4acb458691a406bd080edceb3b088640' 
  AND (
    token = 'W6+Xhz2rXfr5BLEHbke5jdFitIWWlZ49pd9cTVDnbYw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )