UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Fl2fEwwMHlaB/jZ8wjBYRCvFk0CLRUAff5HVJFiit/Y=' 
WHERE 
  key_id = 'c8ee16180e41536b9ae1126ae667d43072035993f54617404b72118e4164b1e2' 
  AND (
    token = 'Fl2fEwwMHlaB/jZ8wjBYRCvFk0CLRUAff5HVJFiit/Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )