UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4DIGWPyzpMy9t3whT4GctkQBXpe81Vc+bqmS6cMduN0=' 
WHERE 
  key_id = '918d11e0e7cbe8d5c3890dca149d23f705f0b7c8a5171605f97de28017d6eb0b' 
  AND (
    token = '4DIGWPyzpMy9t3whT4GctkQBXpe81Vc+bqmS6cMduN0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )