UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Vok1Ohv5nEgGIYHSKO3K6euI7fSVc+NH81nlCZ6UcMk=' 
WHERE 
  key_id = '0a8344c8a142805710dc419436d8dd74744e329bd13a60f50c4b9d5d94333acc' 
  AND (
    token = 'Vok1Ohv5nEgGIYHSKO3K6euI7fSVc+NH81nlCZ6UcMk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )