UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Q2mL+Yey5MRrEwMFaA7wql9BJp/aOl3ZEIkZGarxdTc=' 
WHERE 
  key_id = '3d7c1b75a7e868a10abbc81eff50f16d0a4e2df6a9ac5514509281d684455bb6' 
  AND (
    token = 'Q2mL+Yey5MRrEwMFaA7wql9BJp/aOl3ZEIkZGarxdTc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )