UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '56xjHMGcd6HCF5iIKoq7cgBPzcK+J5fpFeU+IB0kYoU=' 
WHERE 
  key_id = 'c7e89977176dd88b123b562965dffb1835191cb9fb40b0689a7622fea342059c' 
  AND (
    token = '56xjHMGcd6HCF5iIKoq7cgBPzcK+J5fpFeU+IB0kYoU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )