UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MrMs9CbINvafrvGdosiq9dr/Pk3dsVNS5FX3PMNu5Zk=' 
WHERE 
  key_id = '9bce3809b5a8cd402891252279dd95c163d4ff54746a2093b3fab8f4e115adaf' 
  AND (
    token = 'MrMs9CbINvafrvGdosiq9dr/Pk3dsVNS5FX3PMNu5Zk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )