UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 300, 
  token = 'Wv0ALJXzJw0MbIfSnPSUPIpVbJGEVP9oWloaKHTnNPk=' 
WHERE 
  key_id = '673d1cda4021af9d59d923f8cb2445216a68b70df05324a363f552a163214af8' 
  AND (
    token = 'Wv0ALJXzJw0MbIfSnPSUPIpVbJGEVP9oWloaKHTnNPk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )