UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RMwK1IvBJaA7dmT+6s5cInmC0t9oAWyrlhQiw59FxcA=' 
WHERE 
  key_id = '3829fc37a59602c97fb94f5a578b51ca27d45375db41827355f5bf0adc3b2815' 
  AND (
    token = 'RMwK1IvBJaA7dmT+6s5cInmC0t9oAWyrlhQiw59FxcA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )