UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4pUPXrljgcQJPnnjvkHh781pK61i5Cb8AL9ngYFG70k=' 
WHERE 
  key_id = '3c4831c1482070d34b4da8e97020616ee4ca210f70d0062fce2d3fb9d2579677' 
  AND (
    token = '4pUPXrljgcQJPnnjvkHh781pK61i5Cb8AL9ngYFG70k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )