UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IqQMJHwl7PtPK3v45TOFSyIuU0O8zMOkKkEygDrwx64=' 
WHERE 
  key_id = 'a6a2cb8f8d81c7295d2abe40509e885007b563d5553e1d579462406a13ba001b' 
  AND (
    token = 'IqQMJHwl7PtPK3v45TOFSyIuU0O8zMOkKkEygDrwx64=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )