UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8N5eHZj1m4pWiR+5qZ0xqSZvPW5EkXZ3onir6/BtUp0=' 
WHERE 
  key_id = '301e9fc9daa347a4f0cdb829f3e5a56823a75baf38ca692cef0384a5b35a5eb8' 
  AND (
    token = '8N5eHZj1m4pWiR+5qZ0xqSZvPW5EkXZ3onir6/BtUp0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )