UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nRsf3tLwWXc1vqksTaaFJ0jC1BXFZjntB4N+C8etm+U=' 
WHERE 
  key_id = '7757bd36fbc435e842819dd5cb9cccd6704fa1a40fa546cf265968d51314e1f9' 
  AND (
    token = 'nRsf3tLwWXc1vqksTaaFJ0jC1BXFZjntB4N+C8etm+U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )