UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BGpDUqwH+6gGj9IcubKyqJsCkXrGYHUAAhdQMjOvWxM=' 
WHERE 
  key_id = '6c2291b2b0939d8dddaf289de5ed021b982e024cbed990591eb0d14b3736e0d2' 
  AND (
    token = 'BGpDUqwH+6gGj9IcubKyqJsCkXrGYHUAAhdQMjOvWxM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )