UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a1e579cKPOR6s0xnemG16+A0IJ3uY9qs9FXatq0Wo6Q=' 
WHERE 
  key_id = 'a20a8c64bbcb6b18b4b906e79e8036113ea19669666576cbbe1136c0ca404870' 
  AND (
    token = 'a1e579cKPOR6s0xnemG16+A0IJ3uY9qs9FXatq0Wo6Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )