UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MgGQy0D7vWcwstTN8aKR2nO0q1EB4skIQXOOG7YsoYU=' 
WHERE 
  key_id = '4a41c4fa3b241a1b4070ccac2e5c8165e8c7aee9538483e3aeb108d5bab791c6' 
  AND (
    token = 'MgGQy0D7vWcwstTN8aKR2nO0q1EB4skIQXOOG7YsoYU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )