UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'l6WeHVLEE7tchAKAj4kz7qEwLx//melhikPIrPpsDtM=' 
WHERE 
  key_id = 'ac7b4e50afd8f6389313ea104e484b01784e5f4619bf6cafa24d03130acd1b1d' 
  AND (
    token = 'l6WeHVLEE7tchAKAj4kz7qEwLx//melhikPIrPpsDtM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )