UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9CSDrqIpYO6XkhFyaatR0v6wBIpRN1L8yGxEKoIK/PI=' 
WHERE 
  key_id = '1d740c38d5385d6298a4f149bf1f0c83429aec54e560f8e179759c54e9c35d2e' 
  AND (
    token = '9CSDrqIpYO6XkhFyaatR0v6wBIpRN1L8yGxEKoIK/PI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )