UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L2VIqQsdQU0NHRDSUtSGBGpEjk3CKkvjfkoEC0jpVNs=' 
WHERE 
  key_id = '3997b0e00bffc7911cd865acd3533fb45293dfed31fdabcc4411389115a368e3' 
  AND (
    token = 'L2VIqQsdQU0NHRDSUtSGBGpEjk3CKkvjfkoEC0jpVNs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )