UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5nOoTBIqK2RoDUKdw0MHXhdWw6Fjb2JmGppwNclniDI=' 
WHERE 
  key_id = '5b68d2d1337b16236dcad397727a2214f38b54cbf33675cc4c918e4e15a3b6d2' 
  AND (
    token = '5nOoTBIqK2RoDUKdw0MHXhdWw6Fjb2JmGppwNclniDI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )