UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mM8LRBgE5mWf2d1PUUUdZ22cK7rpjzdgaxr50w1Xqvg=' 
WHERE 
  key_id = '6e27639f4fb5b29c2647eb6439401c40d584f66be2541211bb845e2245415518' 
  AND (
    token = 'mM8LRBgE5mWf2d1PUUUdZ22cK7rpjzdgaxr50w1Xqvg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )