UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vjI1ptFzqysNTf2wX13yhnbHhtLMTVwPxX60suVpuqY=' 
WHERE 
  key_id = '6852f64431dbcfbc5472770d176d9ed9377310350bcb76c411208a3fde146026' 
  AND (
    token = 'vjI1ptFzqysNTf2wX13yhnbHhtLMTVwPxX60suVpuqY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )