UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Y5sIJdh14jtmUj1acvkG94EZA0SC024hB4o9cmV+yZY=' 
WHERE 
  key_id = 'de41c0b0a3c4e84ca943f02e31bca3fb8b5385e09c71a51f375ee12d456a8ec6' 
  AND (
    token = 'Y5sIJdh14jtmUj1acvkG94EZA0SC024hB4o9cmV+yZY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00043