UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/epiGuBgY4yLu17QF1rDwDfyw3fqTPfAiRbBEH8e/M0=' 
WHERE 
  key_id = '7813719514c8af014a87df23bd2e1b13532838b0adec529f0246e736d70683a7' 
  AND (
    token = '/epiGuBgY4yLu17QF1rDwDfyw3fqTPfAiRbBEH8e/M0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )