UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k6mU/k/p3aSbO4mmuRfmALKvTIFXa4d35c/+qpFRJlI=' 
WHERE 
  key_id = '79665e960e180e953f892e528efcdabbda3aa74b3f74a64271e0aa4ddd8693c4' 
  AND (
    token = 'k6mU/k/p3aSbO4mmuRfmALKvTIFXa4d35c/+qpFRJlI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )