UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ACj85fTY20JycMKOvvE5ZaNp9f/Oo9tvVph+FllxUEg=' 
WHERE 
  key_id = '2e7e9917f44e3e702a46c0c0f3cd336bb7685050f948be8a6ea774da99858f93' 
  AND (
    token = 'ACj85fTY20JycMKOvvE5ZaNp9f/Oo9tvVph+FllxUEg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )