UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PnWYc3SnHl2G+EqTXANUc/wmLtkNcqwA8KyWq4Coz+0=' 
WHERE 
  key_id = '521e916820e865f5d4d1ad24c602d6d3510363fb7477b44f95c167dcd13811c9' 
  AND (
    token = 'PnWYc3SnHl2G+EqTXANUc/wmLtkNcqwA8KyWq4Coz+0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )