UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mTwxp5qOkUrWxkJdhRuQFkTi5cNsNqd1Ndu7mcXVVkM=' 
WHERE 
  key_id = '78b169cc687be079dac175c170c5c4e72973ca744be0410f84d6803c137ef112' 
  AND (
    token = 'mTwxp5qOkUrWxkJdhRuQFkTi5cNsNqd1Ndu7mcXVVkM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )