UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Bj3eppX2oEZk3sbGqSUYXNtynnlQlIfMu3HqprCzE6Q=' 
WHERE 
  key_id = '7ad239e69782b86a8295aea1ad191ed0dec4d921db434d4458730598e7a159c4' 
  AND (
    token = 'Bj3eppX2oEZk3sbGqSUYXNtynnlQlIfMu3HqprCzE6Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )