UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6d5xKLZxDeeknlYUgzI8MDaymFlXgcEaaZprUgyxkgY=' 
WHERE 
  key_id = '820af3be0a99fd0f12807289d43719f45debcb3f419fc27bf39f63fd09d3a108' 
  AND (
    token = '6d5xKLZxDeeknlYUgzI8MDaymFlXgcEaaZprUgyxkgY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )