UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'w8IC9TrrYy96hGPRKINrh0SDXY0MpIdKdqSxqB1kWPE=' 
WHERE 
  key_id = '79c6d1748a6cce321f33f030aea0ee184919b69aae2e03ebfd2012be87ba290f' 
  AND (
    token = 'w8IC9TrrYy96hGPRKINrh0SDXY0MpIdKdqSxqB1kWPE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )