UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'N+kmLA/xxb0TEXjykqpTD2gOAthd3xcKLve4VwH/2Fo=' 
WHERE 
  key_id = '1acbe2427433d3b1631f6c242304b4b3ebc5729d38eca1486d438673968e19d4' 
  AND (
    token = 'N+kmLA/xxb0TEXjykqpTD2gOAthd3xcKLve4VwH/2Fo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )