UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mVlzA94FIeWxWDTEVFRwAOFACqs65VCOPiBtoccdw5I=' 
WHERE 
  key_id = '9cbc78ab45a1c3632b887fe7b53c1a806e798b0b197aa03c9761d171790fe316' 
  AND (
    token = 'mVlzA94FIeWxWDTEVFRwAOFACqs65VCOPiBtoccdw5I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )