UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '68Zl1T7x6vkXKm/xKyHO+/o+5UtWlDqBXD5OeWMp408=' 
WHERE 
  key_id = '7ed6235ed9ff3ab5f3032471b8381a33c42ccf5510d53b476ec16998786a4b38' 
  AND (
    token = '68Zl1T7x6vkXKm/xKyHO+/o+5UtWlDqBXD5OeWMp408=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )