UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KLBnL+XRbd4aQQmIijHrbWoKkgP6wQQz/xV1zjigtb0=' 
WHERE 
  key_id = 'a81f4d736f27c005d4895aa09bb3750198f1aadce37fed018bd5aaa9503173c9' 
  AND (
    token = 'KLBnL+XRbd4aQQmIijHrbWoKkgP6wQQz/xV1zjigtb0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )