UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pZnyNLK6Mo1Np9z443UUtQhT08NhaoflGzMfBvEOqf0=' 
WHERE 
  key_id = '71d1ca250b2861549d18448c2c5f0ab661cd24462713fafbfa16935542c46b7c' 
  AND (
    token = 'pZnyNLK6Mo1Np9z443UUtQhT08NhaoflGzMfBvEOqf0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )