UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TlpRRrXPc5H5vlQf9m+0hRr85DoadLwMzhFERZTCdss=' 
WHERE 
  key_id = '4b6bcc414e7504b815c445c43c44b0d5dc95eef150d1b789298f0feb44fefb49' 
  AND (
    token = 'TlpRRrXPc5H5vlQf9m+0hRr85DoadLwMzhFERZTCdss=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )