UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eUh+VVRAs71BepZq9wZ8Ef0sSsu58lQaUkL18Rq01fo=' 
WHERE 
  key_id = 'd6e6c4b821cad6d7547712bf24d7f21058e1278759da9052aa77b16798628c52' 
  AND (
    token = 'eUh+VVRAs71BepZq9wZ8Ef0sSsu58lQaUkL18Rq01fo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )