UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'x6WTVFRgTSY9xqvAAbFjWCmqlj7SZXDZHrwcB23qXtw=' 
WHERE 
  key_id = '73c3dea271aba69eac3eab14071a1499bab6672267b797e80116c952d3bc0f80' 
  AND (
    token = 'x6WTVFRgTSY9xqvAAbFjWCmqlj7SZXDZHrwcB23qXtw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )