UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pVcLbM8NmcASe2BPu64Sb9idUIhdnRjHebCgAUVOt/c=' 
WHERE 
  key_id = '4d1487cba4283353a15262ef4e7438adfb8c928ff775fc9876f3433ae026f1a0' 
  AND (
    token = 'pVcLbM8NmcASe2BPu64Sb9idUIhdnRjHebCgAUVOt/c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )