UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vvBUWvm3I2CNEq8B2odeyKlRImDKrUF8CcIJUYvEiSo=' 
WHERE 
  key_id = '8cf81b6b8b25429543bef4f600f53eb9bede685311ab4f0955b19911e672b35b' 
  AND (
    token = 'vvBUWvm3I2CNEq8B2odeyKlRImDKrUF8CcIJUYvEiSo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )