UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'm8Lth8dmO8jsQkJag1uMDhYzcYK50+UqQp7ej22WxGQ=' 
WHERE 
  key_id = '0c7684eab55532629d216386b32f09e35733c90e8f76dfc40b05d91d94d21a97' 
  AND (
    token = 'm8Lth8dmO8jsQkJag1uMDhYzcYK50+UqQp7ej22WxGQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )