UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ufVz9Qhhz/iczh1iwCNj/X/6gDF3SdGo8I5Udo3lxLg=' 
WHERE 
  key_id = '76b8e697026d6d4f35c28f203a483879c9a0d06c7c21d422174bc0de6d407f93' 
  AND (
    token = 'ufVz9Qhhz/iczh1iwCNj/X/6gDF3SdGo8I5Udo3lxLg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )