UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KQtZkUxIpyU5ssj+PexMkgTWk2tMyxb92DWowOVMvbk=' 
WHERE 
  key_id = '8c399993783144a3ee31f7a30b8deb6fadb88ec85dc4ada16246786b7baedd80' 
  AND (
    token = 'KQtZkUxIpyU5ssj+PexMkgTWk2tMyxb92DWowOVMvbk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )