UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VNGbl6qCNffUKrxxGYcelueEnILXw9YU9DN9xdCFdyE=' 
WHERE 
  key_id = '6e96c837d13091c3f841055c9725e0a11e8008cf2dca7ce1be8df5f862edf1c0' 
  AND (
    token = 'VNGbl6qCNffUKrxxGYcelueEnILXw9YU9DN9xdCFdyE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )