UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'h81X8GN4GNq7UxCstvHbw2X7PZHKpGlBNo3GtIItudM=' 
WHERE 
  key_id = '0f6d9d633b8f8bb6198e127fdda2aaa0736cdaaee4c75c0926979ff5fb0c2f45' 
  AND (
    token = 'h81X8GN4GNq7UxCstvHbw2X7PZHKpGlBNo3GtIItudM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )