UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6k4KRscZKfKLKpEnOX81Ov/+JkPy4EqaCMlbCsd8lck=' 
WHERE 
  key_id = '1f36c67371e7e5b8f925fb3c02557c2e58eb21a5275088e98da7c07022bf4958' 
  AND (
    token = '6k4KRscZKfKLKpEnOX81Ov/+JkPy4EqaCMlbCsd8lck=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )