UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tRqWd2aEafc6lIXhSG5KH4MAshvTBBagMdrhJmXAdPc=' 
WHERE 
  key_id = 'dfd6203e189c3f572c3bf3ec8340032acae899fa5106ef8de120e794358c788a' 
  AND (
    token = 'tRqWd2aEafc6lIXhSG5KH4MAshvTBBagMdrhJmXAdPc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )