UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EMKstqy1xmhGMwV7n2mgu9ioDmSoDedz4FMtNt0kkO0=' 
WHERE 
  key_id = '1bd60921a855820f5e782967787b85a71f60c5241761dfe192ffe65a347ba7b2' 
  AND (
    token = 'EMKstqy1xmhGMwV7n2mgu9ioDmSoDedz4FMtNt0kkO0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )