UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QWrFslkrnETZgEyRD+jUqeBrPThnM4bN2E/OkhCQrwc=' 
WHERE 
  key_id = '96b5a4694b56633b73906cd350446f18a482e9633329c916f1aca3095d4ec133' 
  AND (
    token = 'QWrFslkrnETZgEyRD+jUqeBrPThnM4bN2E/OkhCQrwc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )