UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U59g8qB43B060VgO5N3Rdgk6jhDKoPnd2GJzG9d48EE=' 
WHERE 
  key_id = 'b2c203649a3f0039fb9c2fc1c9aba81b2bb7d2b19ccfcbabb5952a86e7f08329' 
  AND (
    token = 'U59g8qB43B060VgO5N3Rdgk6jhDKoPnd2GJzG9d48EE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )