UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gbx0+QIGf6rH1UTHhio3iKtmdqaf74chCJX6rE7Zkyk=' 
WHERE 
  key_id = 'df42ba520ebd79ffbe6dd555df691c718f0026f6b23800350359e1412e7374ca' 
  AND (
    token = 'gbx0+QIGf6rH1UTHhio3iKtmdqaf74chCJX6rE7Zkyk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )