UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yx2yv++EOixUWFa3KfhVl7537/ZPdWiZPYy2l4wJCuQ=' 
WHERE 
  key_id = '9c9d9b8241287b065b6d70e0d3123881d4abbd644f63834a664c41063f768236' 
  AND (
    token = 'yx2yv++EOixUWFa3KfhVl7537/ZPdWiZPYy2l4wJCuQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )