UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'l2SNBYs/umiqj2LchvDU1mLGzza0EAP5Tgy16rMODVI=' 
WHERE 
  key_id = '68ea4d44fa6878d085ca2270dc8b0a80bf2bf0d39989b50ad14597b9b39b8311' 
  AND (
    token = 'l2SNBYs/umiqj2LchvDU1mLGzza0EAP5Tgy16rMODVI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )