UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MvxEjaUJ4tIqUK3jSPWY9/C/udGMJzUSdazlDCVpSNo=' 
WHERE 
  key_id = '4d179e03ad8a13eb50fc37abccd4108249789f45c11183a5fc22af1212fcc0e1' 
  AND (
    token = 'MvxEjaUJ4tIqUK3jSPWY9/C/udGMJzUSdazlDCVpSNo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )