UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DgGNMkFMQiREOjJHLI/2He1sLCS6BHAucoMlj8jzg2w=' 
WHERE 
  key_id = '50deaba9c92f5326addc4f9482147d7c2c36e463f295d879a7405e5647cb85ef' 
  AND (
    token = 'DgGNMkFMQiREOjJHLI/2He1sLCS6BHAucoMlj8jzg2w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )