UPDATE 
  cscart_june_setuplock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kiJMmf2CZf3gkaVJKeleHZkzzSTtjPI23a8nJ6caA/o=' 
WHERE 
  key_id = 'b498eb68b3ece143ddb4e0ae1e210b145ccff13a663fb8796d75fabd8ddf6c84' 
  AND (
    token = 'kiJMmf2CZf3gkaVJKeleHZkzzSTtjPI23a8nJ6caA/o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00040