UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pfFIIgN8Ccw7a0aBDaeQu6xjckZVxbgZrJRHgsJgWXA=' 
WHERE 
  key_id = '96475b23f602a17b0200fabbe5d384ebc128a05e5339f1f5469ee3342a3eb15c' 
  AND (
    token = 'pfFIIgN8Ccw7a0aBDaeQu6xjckZVxbgZrJRHgsJgWXA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00038