UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iKbip26PIF/3ASgDeWT1ayFfz2OTBLvPqYyJi8SZSWY=' 
WHERE 
  key_id = 'a91fda8506e81dc8fe8d7d8a19a7f1ac6c48d67660cf071d82b51d3a63cff9c7' 
  AND (
    token = 'iKbip26PIF/3ASgDeWT1ayFfz2OTBLvPqYyJi8SZSWY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )