UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4LBavi/WTbyVgU1oOu3P0hvdtUdxcTDcN/8FNMXLknI=' 
WHERE 
  key_id = '429de5f5415e1689a13f86a3f741324d5253389b8d42689563a4536801e294af' 
  AND (
    token = '4LBavi/WTbyVgU1oOu3P0hvdtUdxcTDcN/8FNMXLknI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )