UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/xA7+IObnuHRWv8gu5huVNG64U/ZsxVqLICV4z6y3vQ=' 
WHERE 
  key_id = '6638aae0f087b13f19368c0b0fb9f91dfddba23092ac5e8652ea2b21a7b46ede' 
  AND (
    token = '/xA7+IObnuHRWv8gu5huVNG64U/ZsxVqLICV4z6y3vQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )