UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '79m7qwbI8X+IppjVx+QSDKJjn7uwOZ1nwPYHeNQPLaQ=' 
WHERE 
  key_id = 'd9fac021504dfee765cbfdea4ca2252ab5c0edf17675b8d7f781ce9a03a188b4' 
  AND (
    token = '79m7qwbI8X+IppjVx+QSDKJjn7uwOZ1nwPYHeNQPLaQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )