UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'j/TJxhgVZyfeweqYmLxJ6LM3twLekwK//95oKkRRKaY=' 
WHERE 
  key_id = '93a53a3b0a8eb60b07b638f2f5fb29248adea35f13a7c3971ff481264a21fb9a' 
  AND (
    token = 'j/TJxhgVZyfeweqYmLxJ6LM3twLekwK//95oKkRRKaY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )