UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nEZsaj/RdXBdCDal7Dg4Q2OuDG0fuswTDFxIefQlMVI=' 
WHERE 
  key_id = '961041c8e3f29aca6c9ea21f1ace74b5996634e5e591556c2a08533471da903f' 
  AND (
    token = 'nEZsaj/RdXBdCDal7Dg4Q2OuDG0fuswTDFxIefQlMVI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )