UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'sgoPkQ8KXQX1Y9liHUGdKkcs0O/GE8dLRID42DRYDH4=' 
WHERE 
  key_id = '6179380c095ec1d72aaafa1abb110c5f3fd7793ce584f83cdff73764b97de50f' 
  AND (
    token = 'sgoPkQ8KXQX1Y9liHUGdKkcs0O/GE8dLRID42DRYDH4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )