UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Zw8iPOwKrMpFvLiAqw93so4obngbspWOQpnqECCAKIQ=' 
WHERE 
  key_id = '3bc197f0490933531b2e3e5ed303d7c62e81d9e45b24321e5f5f16825e1e0617' 
  AND (
    token = 'Zw8iPOwKrMpFvLiAqw93so4obngbspWOQpnqECCAKIQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )