UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'p5gLPsKkoza2LXb87s9QAMufCwdir+hQl4fYy9DWqpY=' 
WHERE 
  key_id = '8df930ed1e688c1bbdda072ee2e4ced40f917325dd2a9f0494deab5cd22c0500' 
  AND (
    token = 'p5gLPsKkoza2LXb87s9QAMufCwdir+hQl4fYy9DWqpY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )