UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6ObU9clLzb4I3WmjmEJ/rGbPNciTuNEbTK+/ZcBjruU=' 
WHERE 
  key_id = '638f45a49a28ecc13a5b63c15ef8946f9aad06f133d288f7f6b3ce8c6cb9f593' 
  AND (
    token = '6ObU9clLzb4I3WmjmEJ/rGbPNciTuNEbTK+/ZcBjruU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )