UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6WD3zafkKwA+9ZXfAVBAg1x7x3CvhQE8qGWZjkiFBXs=' 
WHERE 
  key_id = '83aa1708227d739fe62d7fe0f80f6e388f75c84b21f50f3872152c7804fe7c82' 
  AND (
    token = '6WD3zafkKwA+9ZXfAVBAg1x7x3CvhQE8qGWZjkiFBXs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )