UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DVdtgH1X0HWnfzJNRby1+6+jxG8Rq9fXNMah7SLn6eY=' 
WHERE 
  key_id = '8481b9e8d5a6d244d288ff5e809cb8c3ac082c6190ec227a5388f0e83df06199' 
  AND (
    token = 'DVdtgH1X0HWnfzJNRby1+6+jxG8Rq9fXNMah7SLn6eY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )