UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MfD5Y9v+zkyqxmvg6g0yKOVBZvWrt2bbRvmD/Z9IMRY=' 
WHERE 
  key_id = '87baa71099442f185a0f92740374a6f098f171a63e5033dc5e3f35fc942c9898' 
  AND (
    token = 'MfD5Y9v+zkyqxmvg6g0yKOVBZvWrt2bbRvmD/Z9IMRY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )