UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ni436vsbS3AfxugLfP8J9AwtLjr/jsXgVkBPOLRDsxg=' 
WHERE 
  key_id = '20b7ce02e2591bededc7fafcfe562d64f3a4551218175de30823d642942aae73' 
  AND (
    token = 'ni436vsbS3AfxugLfP8J9AwtLjr/jsXgVkBPOLRDsxg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )