UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'T5ShHAJYhYvFVmhxQxCvhFcGoHUnLw2MVIgKkYWEDBo=' 
WHERE 
  key_id = 'f235c1e3de41ceeb901d53df498e90d640010f54af45d7e37805d76d6c3b71fd' 
  AND (
    token = 'T5ShHAJYhYvFVmhxQxCvhFcGoHUnLw2MVIgKkYWEDBo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )