UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6n/pTvHX1FqH58o3T9nc7rIhhws6qdGMDmBQYS8oK3o=' 
WHERE 
  key_id = '3b8fb4e6eddf045ff8a42ff91a3ace7897683e1e64084758136cfe859f661ea3' 
  AND (
    token = '6n/pTvHX1FqH58o3T9nc7rIhhws6qdGMDmBQYS8oK3o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )