UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pZG7AYV1PavCJ3upb+tvflYsBAArPx0tvVNCjq4FAiQ=' 
WHERE 
  key_id = '1b6df34e313aedc7347c948bc1a842b83b280f410af18dcc8661444bab72b339' 
  AND (
    token = 'pZG7AYV1PavCJ3upb+tvflYsBAArPx0tvVNCjq4FAiQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )