UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r8L0o66ze17JSjjcjo4hbM9ErrFXs2fw8QhWkJjgDZU=' 
WHERE 
  key_id = '8d3764df23f5d93bdda7357df7b5f25949fb50b9c3ac9dff3fa78e6c2633dbf9' 
  AND (
    token = 'r8L0o66ze17JSjjcjo4hbM9ErrFXs2fw8QhWkJjgDZU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )