UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uSKSM3BDL7kIkToEqWtg0iqolz+uVvmeqjqInf0Mg3U=' 
WHERE 
  key_id = '933d39457b5efafd0deea537f4d2f9dfbbea46397baf957cf4d60699e4f56438' 
  AND (
    token = 'uSKSM3BDL7kIkToEqWtg0iqolz+uVvmeqjqInf0Mg3U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )