UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+NQRaJ7n7RsWmKvaRdsWS6eD1HO61KXLeaqYuSCBJfo=' 
WHERE 
  key_id = '1526f6dbef431d8e11c69a5c182c17c7b60a7dea081d6edfc74dda571cca00f7' 
  AND (
    token = '+NQRaJ7n7RsWmKvaRdsWS6eD1HO61KXLeaqYuSCBJfo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )