UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'auRVh55s+9mOl1lz4ZNm5opJjTdX7GPlDPSODJfLyXo=' 
WHERE 
  key_id = 'e4a67e9a03b148152076651045491d222bb4342244951883bfd337220abb3530' 
  AND (
    token = 'auRVh55s+9mOl1lz4ZNm5opJjTdX7GPlDPSODJfLyXo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )