UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'P9JDjtVHZ0W8nmLGQ/tTzlXUadImxkjK9MgXK+IVWSs=' 
WHERE 
  key_id = '76a2f803cf415420ee5c899ac7b2749c33d2ec527cd2b7f438fb943177955c02' 
  AND (
    token = 'P9JDjtVHZ0W8nmLGQ/tTzlXUadImxkjK9MgXK+IVWSs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )