UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MN+Du8rQRP+20IVCdhJ3nnoXvGdIVxxxicrigI0P4GQ=' 
WHERE 
  key_id = '771e3a7d5f15711a5aea2f0f75a1cc8694d5395454f76a1ac4de85bbda6e1c23' 
  AND (
    token = 'MN+Du8rQRP+20IVCdhJ3nnoXvGdIVxxxicrigI0P4GQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )