UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ngaan4/Qs9OMGSDUUzSsELwLED67Zg9MFBWo4XyhAzU=' 
WHERE 
  key_id = 'e250d2c61f0f91688ca2abf69a7322424de585e22de49799788ecf714e8bd664' 
  AND (
    token = 'ngaan4/Qs9OMGSDUUzSsELwLED67Zg9MFBWo4XyhAzU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )