UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MTfEqWlgud+Bj5WDsbdO2oqUnFYMCMkMzPKOs/m6H08=' 
WHERE 
  key_id = 'a8e0f3c221782658f7ddb87a4e142185983860d9e94dc87bfcf3c67afefcfd83' 
  AND (
    token = 'MTfEqWlgud+Bj5WDsbdO2oqUnFYMCMkMzPKOs/m6H08=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )