UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GhJzLLO2CL8myX5pYRM7HUayhviVftyFaDvYM0VuV0U=' 
WHERE 
  key_id = '837ffa96422d6bf5da112c40b3d567995341f4e9e93789a74446ac71dba01b15' 
  AND (
    token = 'GhJzLLO2CL8myX5pYRM7HUayhviVftyFaDvYM0VuV0U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )