UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R6GQEPQELExBqwLUl/YcSLd5pAYVt4PaEb8lq56xpFY=' 
WHERE 
  key_id = 'a6282440e1e5083c3612bf7eb14124b2b0337f87d5d70af2d11935a365c4297c' 
  AND (
    token = 'R6GQEPQELExBqwLUl/YcSLd5pAYVt4PaEb8lq56xpFY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )