UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U8mDvrS9vwVRGHp3wp1dpiFKgD8ZTpedXYumH2xxAfU=' 
WHERE 
  key_id = 'a900b11b91a655230744e86ed858451abf9a37ed913fac1fd527baa97af855c4' 
  AND (
    token = 'U8mDvrS9vwVRGHp3wp1dpiFKgD8ZTpedXYumH2xxAfU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )