UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6fxJiWBm6Y7yAQtv4UX3v1IFwN8fqqXT4ovZOqIep2I=' 
WHERE 
  key_id = '673de580b5b10f1a017a91afcb576a92bfe88ffeefc2454176b32e76ee0d2ea2' 
  AND (
    token = '6fxJiWBm6Y7yAQtv4UX3v1IFwN8fqqXT4ovZOqIep2I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )