UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eMJWkZReYxLMQrF3YkAJ6E5adjd1KFxLyrxx3hC16RY=' 
WHERE 
  key_id = '3664944707022a6b32386fa970f052632eaad4f697d9c679969cca8a16030937' 
  AND (
    token = 'eMJWkZReYxLMQrF3YkAJ6E5adjd1KFxLyrxx3hC16RY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )