UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QN3fGcXvnBmh5UaPLlRxUJzun0BEd6eBY/ievKJTaDU=' 
WHERE 
  key_id = '93b280812421463f4de3850136945cab175b16b3a3c37fa835f467f7d7ad0742' 
  AND (
    token = 'QN3fGcXvnBmh5UaPLlRxUJzun0BEd6eBY/ievKJTaDU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )