UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qwIyjLwMiQcq1VDXq0MncETuoYUVpVXdBPdLpYfWWP0=' 
WHERE 
  key_id = '4b8804d3511364ef810ac5ca69e5f6d2ce0f12faddbec75fc4514f10a025ae36' 
  AND (
    token = 'qwIyjLwMiQcq1VDXq0MncETuoYUVpVXdBPdLpYfWWP0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )