UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7adLyjS2B2Ox1z2EAR2vkYWVIU1lEx9yCMbrEA5OsfI=' 
WHERE 
  key_id = '4a27c791dd0f6ce7792408709ae4c98e68b3515e874c06100e7e3b5a79b3cc8b' 
  AND (
    token = '7adLyjS2B2Ox1z2EAR2vkYWVIU1lEx9yCMbrEA5OsfI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )