UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cuTwY6jFnvAeGp1YbTxY6CTjPwROOfmfCRDvlKxwD7w=' 
WHERE 
  key_id = '4b20dd3377b87b14b675ef683c53cb4de6f7e813430c1aebf9ad373cae622462' 
  AND (
    token = 'cuTwY6jFnvAeGp1YbTxY6CTjPwROOfmfCRDvlKxwD7w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )