UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8T4//dgZOPSKxA5wuz4Ii1lKaPtDn0udYw2Vv1DLPdo=' 
WHERE 
  key_id = '11af8e40873cca3291db0eafaed7924345ea70884806484baf2a4da25a368400' 
  AND (
    token = '8T4//dgZOPSKxA5wuz4Ii1lKaPtDn0udYw2Vv1DLPdo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )