UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6uc7rpnWSUWZ1LQyUX5YfccX6qgOeoii5BpkNA/m8AQ=' 
WHERE 
  key_id = '30a8a28d4bf4ebad7ca18ab40063fbee881663d12cf2f5a2b8e61343932c40b1' 
  AND (
    token = '6uc7rpnWSUWZ1LQyUX5YfccX6qgOeoii5BpkNA/m8AQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )