UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tq9/7Qm7RzabYEwZblti42Z5HQEq77Yx/tcQ+nkG+IY=' 
WHERE 
  key_id = '9955412675a4719f47e3b8e38f730169107e9ad3505c5803669b0024961a31b3' 
  AND (
    token = 'tq9/7Qm7RzabYEwZblti42Z5HQEq77Yx/tcQ+nkG+IY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )