UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mdh6EcqzXFqpJHz0VxDUrgfpzkRC/5oPckyV9nxlQKU=' 
WHERE 
  key_id = '42e4795b5b224d5773515a7eac411daf9afbadf98212861f530f9999a77ded87' 
  AND (
    token = 'mdh6EcqzXFqpJHz0VxDUrgfpzkRC/5oPckyV9nxlQKU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )