UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fkxUC0bMz5FQmHo0xGMyhWXvxKIUVPKcAzwQendFAls=' 
WHERE 
  key_id = '04ce938bf91f2482df4b5166f40529f256b6d8bc523b388858cddac5f71be2f9' 
  AND (
    token = 'fkxUC0bMz5FQmHo0xGMyhWXvxKIUVPKcAzwQendFAls=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )