UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RPn8MqQLCyGfg1HRBEZ2n7GCY+TFn9aUCQPCjRI0WPw=' 
WHERE 
  key_id = '1fdf52fd8487292bc1d833f784fce576ddaa2fc052d3df06e73660465881208b' 
  AND (
    token = 'RPn8MqQLCyGfg1HRBEZ2n7GCY+TFn9aUCQPCjRI0WPw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )