UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/aZVZAy6iCWr7aKHcum9E0a5YYk7o/+8WVIvb3341PM=' 
WHERE 
  key_id = 'a541f36f704f99f644499a65db3444893b489badfc6e175ce16d67d1de23c956' 
  AND (
    token = '/aZVZAy6iCWr7aKHcum9E0a5YYk7o/+8WVIvb3341PM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )