UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mGdTFglaKfP8jpE7K0xMoZBbizy6t9DezbSK+D9/ctA=' 
WHERE 
  key_id = '3740ff66f4d47c4086eb20d53368a35b667dc98940ce022ef12f3bafe5390fb4' 
  AND (
    token = 'mGdTFglaKfP8jpE7K0xMoZBbizy6t9DezbSK+D9/ctA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )