UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3zUwohoIoJ2+XPdfxyoSiyBw0RNUslQUVq3SdEq7GQQ=' 
WHERE 
  key_id = 'c6b12426cf3dca2f61ab1b959cce6c72e55b129967647c0c06a8f259744cb72e' 
  AND (
    token = '3zUwohoIoJ2+XPdfxyoSiyBw0RNUslQUVq3SdEq7GQQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )