UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RtmBKO/7ggA0QbSKNhYxv3ZkMY2qwInchv5GZkQ3I8Y=' 
WHERE 
  key_id = '6e42745f262f9d803fc323112d6f555a8ed59702b92a201bf4a273a229beafc8' 
  AND (
    token = 'RtmBKO/7ggA0QbSKNhYxv3ZkMY2qwInchv5GZkQ3I8Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )