UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'B2XUXQcEGnAmBy5Ht83z37e5hLG+1blVd/kozAki4D0=' 
WHERE 
  key_id = '50df8b6447ab6cb02dd5ba8589aabd422561e2ac079673b23f613fbb9e29d8b9' 
  AND (
    token = 'B2XUXQcEGnAmBy5Ht83z37e5hLG+1blVd/kozAki4D0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )