UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U+DCFu99hFJVwCxpkgNHn6aQXX/tdMED5tLvqvGWNH0=' 
WHERE 
  key_id = '9c85385577d8cf8888b11901b9c09eef903ee16cc66c9feefe8b2abe582183ce' 
  AND (
    token = 'U+DCFu99hFJVwCxpkgNHn6aQXX/tdMED5tLvqvGWNH0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )