UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3sElNs1wP0fhc8m+M3ICs40H7GZY0pXMnw4a9i31U3k=' 
WHERE 
  key_id = '491845c434c450cf18e79c05deaf004cd4076760d786fba57a92b59992689853' 
  AND (
    token = '3sElNs1wP0fhc8m+M3ICs40H7GZY0pXMnw4a9i31U3k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )