UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '14F0x/tp+1yWbC4zwJuMUPN2uAg99Ix4xXWSU6AfkXE=' 
WHERE 
  key_id = '4778598e1086dd434834131433b24b187882a4bf7b6d056506aa7579d2f88057' 
  AND (
    token = '14F0x/tp+1yWbC4zwJuMUPN2uAg99Ix4xXWSU6AfkXE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )