UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'llx+djIx4KNKAdmKp973XvmeAX7oGiP9yvS5gFtMCGw=' 
WHERE 
  key_id = '311ea45da2742f50edb9e7fb08b1c3336f70886cba2b019d3c6c67ff68996296' 
  AND (
    token = 'llx+djIx4KNKAdmKp973XvmeAX7oGiP9yvS5gFtMCGw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )