UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vgZxhyAzqA+cWazUHq5+uS+YlVLXRXDL35SiwKJjgTg=' 
WHERE 
  key_id = '31b711142d66830bef8bd520850d9c8a18549b0312086b3f1f9ed37eb0eb0ca6' 
  AND (
    token = 'vgZxhyAzqA+cWazUHq5+uS+YlVLXRXDL35SiwKJjgTg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )