UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uL79IRqdCTvFFw1Af2K8zYt4rvaUXHxkvymegs+hnes=' 
WHERE 
  key_id = '108ba0f00c68d769ae0baa969a0f2954f0062380de9caaeb3605feabb2f76696' 
  AND (
    token = 'uL79IRqdCTvFFw1Af2K8zYt4rvaUXHxkvymegs+hnes=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )