UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6c3B8+U7ZrcJZqYlKAhh4D5CB1vZNsxXHjoIH3wB4ao=' 
WHERE 
  key_id = 'c6e614c89b55111d671a7dcc950e2c245cf835de62b03d4450bdb22741bf2e45' 
  AND (
    token = '6c3B8+U7ZrcJZqYlKAhh4D5CB1vZNsxXHjoIH3wB4ao=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )