UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4Juk4sEzAt2eFYhWMw6ABUvgChgy2LtNMAGbJbZ0X/k=' 
WHERE 
  key_id = '1278905b0729788d6a5aed0fb8715b9e50a8c2ef35b9a01e47d2521d3d7cdac7' 
  AND (
    token = '4Juk4sEzAt2eFYhWMw6ABUvgChgy2LtNMAGbJbZ0X/k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )