UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QbwD9KhC4gM/fUDE8QCAsfHCBG9M0BBK+bGduqJm09g=' 
WHERE 
  key_id = '168965d0659513b455ad1f1bea30707bd77fe08725cccba680536d75096f8f40' 
  AND (
    token = 'QbwD9KhC4gM/fUDE8QCAsfHCBG9M0BBK+bGduqJm09g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )