UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eZD/rBHNs41v11fOHGbrAByQuRu2YaQoaOYLl2o5SPo=' 
WHERE 
  key_id = '15926f40040f4d20e0239325f077e493c0618abc0d59efff339ec2f9a4d30a61' 
  AND (
    token = 'eZD/rBHNs41v11fOHGbrAByQuRu2YaQoaOYLl2o5SPo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00043