UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OBdyJQPttg8Y7KnGrVJg1YmwGFhzG8MNS15at/xnO+Y=' 
WHERE 
  key_id = '4b8cc5c715a8fa6cd76d6fd80e61bfdd56e307b9de50ca4e9604ea28a0277047' 
  AND (
    token = 'OBdyJQPttg8Y7KnGrVJg1YmwGFhzG8MNS15at/xnO+Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )