UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lM2GHp4VNZusjqf0Cuz+faJF3ETlSiVIRuut/nfP0Qs=' 
WHERE 
  key_id = '21fabc13b01e6208c46f1c76741a6a4aade86b3297e42fbd9091b32d09a057f0' 
  AND (
    token = 'lM2GHp4VNZusjqf0Cuz+faJF3ETlSiVIRuut/nfP0Qs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )