UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dmjLNOcD44BLJX6dnwoH01HAGAB7aba1xQEXh938RtI=' 
WHERE 
  key_id = '91c286848db602594ed4577ddaf169ddeb641502c607e6cceb9ade9a1055ffa8' 
  AND (
    token = 'dmjLNOcD44BLJX6dnwoH01HAGAB7aba1xQEXh938RtI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )