UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qWpL8cDDt3ixf24CVjCLFNuYBZQSWzA087jye6rGpmM=' 
WHERE 
  key_id = '6a27196c940a34bba3524a9f508e00c63f9c40a76c96dcdba65198a1223b1609' 
  AND (
    token = 'qWpL8cDDt3ixf24CVjCLFNuYBZQSWzA087jye6rGpmM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )