UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '849ZYt//gvgt6gzF3OxoTx9CVIrTDQDtSV102da02tc=' 
WHERE 
  key_id = 'da9992926a0cece69b4a670bee4c44982241b1335503a3d46ea88c9a0bec04a6' 
  AND (
    token = '849ZYt//gvgt6gzF3OxoTx9CVIrTDQDtSV102da02tc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )