UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6FKN8Bsx5P05x7la1lEKG1uI55zu4/XnCl5P1NdsHqA=' 
WHERE 
  key_id = '4f16821c2e11df4c86e8f92d7dde21a98ffe2f37c7c75d312f3997850e878126' 
  AND (
    token = '6FKN8Bsx5P05x7la1lEKG1uI55zu4/XnCl5P1NdsHqA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )