UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r+TBe6SV8N7xjd+JJro7WNLpomRV4Uql8F976Bd+ztM=' 
WHERE 
  key_id = '8a5b87a73a2102d2aae0cee26522c5949490be446c60d3cc9ee482aa6e881c42' 
  AND (
    token = 'r+TBe6SV8N7xjd+JJro7WNLpomRV4Uql8F976Bd+ztM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )