UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3GwV2yiGwweXhz9RzlqneX5o/QToUU94pgY2ruok/Pk=' 
WHERE 
  key_id = '6d9a11c89dd3da252e8c4e5761c0537dfb98493dca09c821cb8e00a3d843dacd' 
  AND (
    token = '3GwV2yiGwweXhz9RzlqneX5o/QToUU94pgY2ruok/Pk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )