UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IqtiuPZaSUcf86qPQrk+m1hElN0OaznlHQV2M0beEIk=' 
WHERE 
  key_id = '320eab9e222f3d76e467419d518431044ac9b7f49ac68d7492ca5e157356e723' 
  AND (
    token = 'IqtiuPZaSUcf86qPQrk+m1hElN0OaznlHQV2M0beEIk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )