UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CmAuLfDkYErZZ6kNIWP7TOyPbEOIiEAOuV9F3E5Fw8Y=' 
WHERE 
  key_id = '3137732624366a255dd607e96e3bd589853369585c15abc6338b90162d259238' 
  AND (
    token = 'CmAuLfDkYErZZ6kNIWP7TOyPbEOIiEAOuV9F3E5Fw8Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )