UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CU3YZh+YtPi8h2zcDlqYHF+vLDQVeJ9edeAGG+SPQ+w=' 
WHERE 
  key_id = '4f618348cffc7732c45a903ac321eab9dc1fc0591db207659eaccee7b215342c' 
  AND (
    token = 'CU3YZh+YtPi8h2zcDlqYHF+vLDQVeJ9edeAGG+SPQ+w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )