UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fCPrk7lzmF622qSeAsoDtlq4iuM5pDKGQtY8GrTc+SU=' 
WHERE 
  key_id = 'b46303fdc4db42a35959e6f0c42248be0984acb02e37df5d600744c558e3c69f' 
  AND (
    token = 'fCPrk7lzmF622qSeAsoDtlq4iuM5pDKGQtY8GrTc+SU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )