UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pEf+RGwZBBQueWHajQA3aEzdt0yJUP3xIv5k42ODOVw=' 
WHERE 
  key_id = '597375283dc50dc68fe63d53364d86daa3993a823d4e7ced4f28f0eac0665823' 
  AND (
    token = 'pEf+RGwZBBQueWHajQA3aEzdt0yJUP3xIv5k42ODOVw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )