UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'te15Q5mTcmAxNluG9vpV9TjlGstrlKSueNcQJ13Q8YY=' 
WHERE 
  key_id = '271bc6797cc2d450260fb722b09db9ac399fd6a7464b2519d24cc1769e09a1d7' 
  AND (
    token = 'te15Q5mTcmAxNluG9vpV9TjlGstrlKSueNcQJ13Q8YY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )