UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lvUmtRKKT06iu9ldvkH7znXwm44hi1WF+ADhljyvWoc=' 
WHERE 
  key_id = '56d3f3635287ee686372f8ef22c30884ce42fbf9fcf9e160c30e548a46375dd0' 
  AND (
    token = 'lvUmtRKKT06iu9ldvkH7znXwm44hi1WF+ADhljyvWoc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )