UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a9ifFil/hBALnkoJyc83PhwVD1sQlhfnno/2x6VwYSs=' 
WHERE 
  key_id = '811f2b6dbf4122a7a122ae0ada92a39b5ae43918165ca1cc958341499b478bbd' 
  AND (
    token = 'a9ifFil/hBALnkoJyc83PhwVD1sQlhfnno/2x6VwYSs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )