UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'hxXVGjSDYTlQlpEJjv8/fi4NS/l9tS9S/mok0VuDM9Y=' 
WHERE 
  key_id = '26e13d3aeee0cc1ec88a7709de0079e590f51a918138ac7b51b570a7d58de7a4' 
  AND (
    token = 'hxXVGjSDYTlQlpEJjv8/fi4NS/l9tS9S/mok0VuDM9Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )