UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'c84P3uiSCGE3kWA0LBME6MzfjgD6BtLmT3hVYjcVPew=' 
WHERE 
  key_id = '2d0e9e1a6cf70c40af0e7b08766eaa3c8197fa6759420b1cbbc90c4dd7ceb016' 
  AND (
    token = 'c84P3uiSCGE3kWA0LBME6MzfjgD6BtLmT3hVYjcVPew=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )