UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zz+NX8voQJzfDt1UY3El3Jan4gKnsK4T0l/ZWvEJNco=' 
WHERE 
  key_id = '389b6f681b1e16d121f7632391ee44def17c798f1dde6b011bea572cf1eb7361' 
  AND (
    token = 'zz+NX8voQJzfDt1UY3El3Jan4gKnsK4T0l/ZWvEJNco=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00045