UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2nqvcsLwcwk9KrFE04CFozvKgchYR8V3f9W1T9m1zeo=' 
WHERE 
  key_id = 'c434a992a6d1dd61266f9fb28357b4fc764e8baa03616a54e5471e3a72448361' 
  AND (
    token = '2nqvcsLwcwk9KrFE04CFozvKgchYR8V3f9W1T9m1zeo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )