UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xLe2tlpemx0f+ecu45prtihspVpO+dVPmbJs5HrQsjY=' 
WHERE 
  key_id = '2f81642eaeefc645b73cd0413c981495f9cf13ed6da9edd3638f75320e469c76' 
  AND (
    token = 'xLe2tlpemx0f+ecu45prtihspVpO+dVPmbJs5HrQsjY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )