UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4Uxuj20LFksOvuvB8PWpYT6OCkAenK1qAmtOgFhilas=' 
WHERE 
  key_id = '8bde5a6dd67a281fb102d666fe1cd80e7070aa50b65651d1cbe0cdce73502796' 
  AND (
    token = '4Uxuj20LFksOvuvB8PWpYT6OCkAenK1qAmtOgFhilas=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )