UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SHwjGYLBqEV1Wow9YLeyk3j8uf8Os8kb59Sa85qi1WA=' 
WHERE 
  key_id = 'ca2f1de379708ff733717014b0f90a8f7ac746dc8ffed1976f4fdf227b49ee1e' 
  AND (
    token = 'SHwjGYLBqEV1Wow9YLeyk3j8uf8Os8kb59Sa85qi1WA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00042