UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4PckBaI4tL7NHcArYNboBfe7eflIC3MzrAvFisYNvug=' 
WHERE 
  key_id = '4d1a76cdc7dc7f43b2710e69a993c5f311895b08b5202df17c95bfb46b9db543' 
  AND (
    token = '4PckBaI4tL7NHcArYNboBfe7eflIC3MzrAvFisYNvug=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )