UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6NX8Tsrf1dlUT9PbSj+sE+Kr+Epty7RTcLt/f12o348=' 
WHERE 
  key_id = 'a0e36f628bf0fa2a43e2ddbaaa88beb4946adaebddee9ef2527c0d0c3ae1bbc1' 
  AND (
    token = '6NX8Tsrf1dlUT9PbSj+sE+Kr+Epty7RTcLt/f12o348=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )