UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R5rQPJT/CciVMnp8U7ZmBIsXGdMbdB0Hyi2ZtgocOTw=' 
WHERE 
  key_id = '4b9d470d2a8dbe83fd281849a4f4ccd1a63bcf0e7675950fe361f4ee3b5ea6d0' 
  AND (
    token = 'R5rQPJT/CciVMnp8U7ZmBIsXGdMbdB0Hyi2ZtgocOTw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )