UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7FV402fC4fSUaXScwJDbZe7+LZ4lUVIRjj+eQTr+NoI=' 
WHERE 
  key_id = '138704569db3c67e6f8c344962062d9d150fd518c339fe18d5c08700761997f3' 
  AND (
    token = '7FV402fC4fSUaXScwJDbZe7+LZ4lUVIRjj+eQTr+NoI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )