UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'p/A8Wx5OlBGJSc2FcLjLKuVRZu9+AJNa7b4xeCQkABE=' 
WHERE 
  key_id = '83d40c6bab3f9400a64f8d6fa6217868d08928230ddef18fa30091ce7e468619' 
  AND (
    token = 'p/A8Wx5OlBGJSc2FcLjLKuVRZu9+AJNa7b4xeCQkABE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )