UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Gz19/DWn5JBSGZx9cD54H0ofBvidfKMwTEfyzmyWlQY=' 
WHERE 
  key_id = 'cc7b6ad1aaa410bfa06fd0f174ff0e3f30224d5ae7a4c05649331c97d5f09a68' 
  AND (
    token = 'Gz19/DWn5JBSGZx9cD54H0ofBvidfKMwTEfyzmyWlQY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )