UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gPgvP4wrhiNOIN+aFViAQAvLKBsv7GPowla7wCSV0a0=' 
WHERE 
  key_id = '1fffd6655265cab2d436520e1dbbfa8016d3ab06845998687929fde85d900583' 
  AND (
    token = 'gPgvP4wrhiNOIN+aFViAQAvLKBsv7GPowla7wCSV0a0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )