UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ShnaEWWcO/xoCPmSHnhx0aaoiWwidXFUlkfLArrKxjw=' 
WHERE 
  key_id = 'c7b904694750280be568c17a3fa861475fff3db148b78ba759b47931818b1148' 
  AND (
    token = 'ShnaEWWcO/xoCPmSHnhx0aaoiWwidXFUlkfLArrKxjw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )