UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KwT23JDetW97x5nyRuGWueHtj/DcJMInyySUMCMxRR0=' 
WHERE 
  key_id = '57ca1f9d4b6c671f129b02f62db2ecc6e4f642506e4055a78479211bb04c0d4c' 
  AND (
    token = 'KwT23JDetW97x5nyRuGWueHtj/DcJMInyySUMCMxRR0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )