UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'w5f4cFfxXZRRBE57dk8ait2M0ZnVEe/z0CQ6jqn3DPY=' 
WHERE 
  key_id = '175b50af0673d37afb2c67b20c133b6dc7f6bdf7bb962590405529a05d995992' 
  AND (
    token = 'w5f4cFfxXZRRBE57dk8ait2M0ZnVEe/z0CQ6jqn3DPY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )