UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'll6BNcxjvqmfC0CGll9hZfoxilVDBjQru098j1ISQlU=' 
WHERE 
  key_id = 'e839ab04cb1093227f0a01fda0100e701b8809d6786d87537f71b8e67414eb07' 
  AND (
    token = 'll6BNcxjvqmfC0CGll9hZfoxilVDBjQru098j1ISQlU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )