UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LnUw8eJo9OVAE486/qjfcXx7mal3HH60DXjxmwx9P+M=' 
WHERE 
  key_id = '4a7f9c28ceb1442847aaaa423b0db35848ce5abd16468735e7004e6ed2a1f973' 
  AND (
    token = 'LnUw8eJo9OVAE486/qjfcXx7mal3HH60DXjxmwx9P+M=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )