UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'G7AKs5gK4sLp0SMPYpzODZfWkR6hFxfy7Y4hOF4AfsI=' 
WHERE 
  key_id = '686e0073f3ed9c8953be5bbbfcd8579b6a5d4add2a3b5399918ac58644981468' 
  AND (
    token = 'G7AKs5gK4sLp0SMPYpzODZfWkR6hFxfy7Y4hOF4AfsI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )