UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'v2aPE2u69+SJaehIsx2bu5w7/xbCbi/Ekc3zjc4HtSs=' 
WHERE 
  key_id = 'be8b3932005eb0fa834bbd4bb07e58124537eb2e3572ca1aeb6aa8e8d7792236' 
  AND (
    token = 'v2aPE2u69+SJaehIsx2bu5w7/xbCbi/Ekc3zjc4HtSs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00025