UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5yzz+5+Sh7YraqwCmLia2DLit6VAP+/Xc+1WD54KyyM=' 
WHERE 
  key_id = 'e8de6e2755324302a5f7f98bb496bdbe97a5c60bcef73f68feeb834ceb561a8b' 
  AND (
    token = '5yzz+5+Sh7YraqwCmLia2DLit6VAP+/Xc+1WD54KyyM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )