UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PMXgBgn9/x3GD+ukTU7mHfwURyAjihd8q7OYX7Y8dGw=' 
WHERE 
  key_id = '5ef8651a8fd33dc8610727dbd266e36b39acbb87eb7a618387dfdf393758a0c4' 
  AND (
    token = 'PMXgBgn9/x3GD+ukTU7mHfwURyAjihd8q7OYX7Y8dGw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )