UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3u48hmt3hOAdwWbBMJLyadpJCFHduH38Bk2B/4CZGlE=' 
WHERE 
  key_id = '83dde9aa88848d71fd9112af437cc0e35025bcb87683fbb5afde05eaaf181edc' 
  AND (
    token = '3u48hmt3hOAdwWbBMJLyadpJCFHduH38Bk2B/4CZGlE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )