UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'C+IGeeHVC5DQYBwmxVybU3+HcJmoGsWTVOZbx81EIHY=' 
WHERE 
  key_id = '93bb0671ea0b6304a7dd6c2a6bb4dd9ae4552489715c42294b3876bd44e76509' 
  AND (
    token = 'C+IGeeHVC5DQYBwmxVybU3+HcJmoGsWTVOZbx81EIHY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )