UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'JGcO6zGUiYtwrxS3F+iTok3UkoWvq0fEAwRKnbz1274=' 
WHERE 
  key_id = '55bc0203ce7ee330bdb8e5448e52ad3d23dcf70429cd139f28d841c934b57386' 
  AND (
    token = 'JGcO6zGUiYtwrxS3F+iTok3UkoWvq0fEAwRKnbz1274=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )