UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xjP0tvWf/YWI94bqOHSrlXKdO9oDAJudTYFMhuOuCEo=' 
WHERE 
  key_id = '8f6363b21f18e1a523449667d3fc93d366ccac85ef75c871b01eec9a2b166760' 
  AND (
    token = 'xjP0tvWf/YWI94bqOHSrlXKdO9oDAJudTYFMhuOuCEo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )