UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VkvwKnlb+7/8kod78TVQPvRdMWmbRCY2uttNIvPHnrE=' 
WHERE 
  key_id = '765ee50f96205fdd7ca991fa59dff64673f695a2b873efe1f997db378719d69c' 
  AND (
    token = 'VkvwKnlb+7/8kod78TVQPvRdMWmbRCY2uttNIvPHnrE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )