UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'N+9WHoroDDtu3uwFV2U0v7C0ZT1zCN25BQGNoePEkNY=' 
WHERE 
  key_id = '12b9db1febcfa113e765f823bdac15e017f105e3a842fb12dc94e0fa527ca1a0' 
  AND (
    token = 'N+9WHoroDDtu3uwFV2U0v7C0ZT1zCN25BQGNoePEkNY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )