UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MrnGVPDi1+JCYJqsrHM4vGEJEJm2firBLYGHJ4+yhns=' 
WHERE 
  key_id = '237061fc37ebcdfd750083a0ebacfe0f1a693b3ebc923c33bc5666b68983ef95' 
  AND (
    token = 'MrnGVPDi1+JCYJqsrHM4vGEJEJm2firBLYGHJ4+yhns=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )