UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '68G9MvEZLMmobU6yEWiSfSQRo7bUBhMM/VssOz01mcI=' 
WHERE 
  key_id = 'fc3700eb67d2c7404a7143913de1f20c54962ce85ee944fb20695ce40a875f51' 
  AND (
    token = '68G9MvEZLMmobU6yEWiSfSQRo7bUBhMM/VssOz01mcI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )