UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OhrKm09J8bqk3MmTwZ3558MocS5XiWcGx7dYRTL8YhU=' 
WHERE 
  key_id = '79969303e1b157d3d44b52f79d29afb3d8412a2938f99e5a4cab091d0493af36' 
  AND (
    token = 'OhrKm09J8bqk3MmTwZ3558MocS5XiWcGx7dYRTL8YhU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )