UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UC6UEwef/sJqdHiFS82ptka6oxXblkIEA2BTx4cIXUU=' 
WHERE 
  key_id = '25877c5acba48801f0c26f6576ff4275b2cad909bab131a1dd007ba90f49295b' 
  AND (
    token = 'UC6UEwef/sJqdHiFS82ptka6oxXblkIEA2BTx4cIXUU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )