UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'b1xMkF0uCU3XiOfYc6cpRxCBIksyoSvKfekdJdcxu80=' 
WHERE 
  key_id = '8610d9f2c7c73a206f0d9e6f7e51c435be71d95ae6f564a12711f7ffcd9a6dcf' 
  AND (
    token = 'b1xMkF0uCU3XiOfYc6cpRxCBIksyoSvKfekdJdcxu80=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )