UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VTPkfXGwS7VqZrLVostvYB5xLh2CsDXw8Na7dftlHls=' 
WHERE 
  key_id = '8c9c3b4d3f891381551bebfbd7d9c84587182926a008863e991b0cc1d12fedb5' 
  AND (
    token = 'VTPkfXGwS7VqZrLVostvYB5xLh2CsDXw8Na7dftlHls=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )