UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7j971NyrSGiKmArrsKMpVCzbwFDp2NcOFWUm1i6Lj7Y=' 
WHERE 
  key_id = '81e95e4040543cecb5d295dc6247d6012f3dee4eca8b045af4217c218b9228e5' 
  AND (
    token = '7j971NyrSGiKmArrsKMpVCzbwFDp2NcOFWUm1i6Lj7Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )