UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PECMLPs57F7dxz8hbZi9fusx85oSGwCiuibt7F7Ueyw=' 
WHERE 
  key_id = '2be385e1af0e428a39597e21b73e5c9298f1c6ce8e82d746b79b98e992a82e38' 
  AND (
    token = 'PECMLPs57F7dxz8hbZi9fusx85oSGwCiuibt7F7Ueyw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )