UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QR3HzJyvNMSiwCIm1C0Jq1yYXfR7bU26MRyEHaBIg/U=' 
WHERE 
  key_id = 'd8f1770a6f03eab1d0e20e3076eb635329e7f543a85423858231ba6a524963f8' 
  AND (
    token = 'QR3HzJyvNMSiwCIm1C0Jq1yYXfR7bU26MRyEHaBIg/U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )