UPDATE 
  cscart_june_setuplock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'myXgJZ25aHljQNend7rDj6l4GPFoYLc0d0j4rBIKddA=' 
WHERE 
  key_id = 'b96694b10f983e2454a7d961478abbd6ce2eef510e4508816a8cf0876db44cd5' 
  AND (
    token = 'myXgJZ25aHljQNend7rDj6l4GPFoYLc0d0j4rBIKddA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00026