UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'l6VV1ZT1K437mDgFpIeXOuboC7801S7YwREWfk87gU4=' 
WHERE 
  key_id = 'ea953d76219f2194641b2a4c6382e2b9684bf9ea968e277a49d0f06f63d7a351' 
  AND (
    token = 'l6VV1ZT1K437mDgFpIeXOuboC7801S7YwREWfk87gU4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )