UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'G8t8a14jbYI8TqRyfr/lkIL7e/oNhUic2ONHYpJ8ffI=' 
WHERE 
  key_id = 'f133bd178c0add044709c338c7ef4850f9e94e9ec432d2d5b08fa03182ac71fe' 
  AND (
    token = 'G8t8a14jbYI8TqRyfr/lkIL7e/oNhUic2ONHYpJ8ffI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00025