UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KbkfyxWOAiSjXONYRv9eLw//IuEfzUw2A0FYkyUJSEU=' 
WHERE 
  key_id = '8c8c453431270f3760ae9641d345f0915e753ac9edbac1de98ae02f07f5a3452' 
  AND (
    token = 'KbkfyxWOAiSjXONYRv9eLw//IuEfzUw2A0FYkyUJSEU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )