UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NsGqTf+RxRy6WpprXYOrZqRsNM6YLBDdkR5m7kGs4p0=' 
WHERE 
  key_id = '539104c9ac30243265024650ebe6da727d701c169491c80a6d27c37e9162814c' 
  AND (
    token = 'NsGqTf+RxRy6WpprXYOrZqRsNM6YLBDdkR5m7kGs4p0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )