UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vu5+8gSTU23E5v5HQkiQ7CYnTTB2HMIxgTkHbyaOHL0=' 
WHERE 
  key_id = '421d75cd6770640272a270142c7fb40f8c4a62b89347df090937cb97141a1c63' 
  AND (
    token = 'vu5+8gSTU23E5v5HQkiQ7CYnTTB2HMIxgTkHbyaOHL0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )