UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n3tFY09LvKU2bTyxwlmEEG/lcdv3szZlabH6OksBolc=' 
WHERE 
  key_id = '6fe03c7a9c38c6c93d95f0cbf73679aa8b4a57c9ec5bd1dd6c18ac89046899b5' 
  AND (
    token = 'n3tFY09LvKU2bTyxwlmEEG/lcdv3szZlabH6OksBolc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )