UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Mp76JXoInGRqi8If3PcDW2IseVp8Egdrp+yf7nGseak=' 
WHERE 
  key_id = '3dec3a5a83b625530bcce1e463d209df7f81761cc9c367a525954c18e3db7cda' 
  AND (
    token = 'Mp76JXoInGRqi8If3PcDW2IseVp8Egdrp+yf7nGseak=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )