UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gqKcv0GbaHYLOF2d5UOJqB8HDv8cSdBAthiN8v8NtBo=' 
WHERE 
  key_id = '6be906825a82ea92717542204ee9e42177745bc361a77daadd5e06eb29d8d124' 
  AND (
    token = 'gqKcv0GbaHYLOF2d5UOJqB8HDv8cSdBAthiN8v8NtBo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )