UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ervwwwOvhn51rETLIxgZ/+AF1pxAYdmFRMk7hGH3fY0=' 
WHERE 
  key_id = '38ae04359c7b5ba79ebf894a357f956c2355db981d2ae2b2867a2771ff4a2a52' 
  AND (
    token = 'ervwwwOvhn51rETLIxgZ/+AF1pxAYdmFRMk7hGH3fY0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )