UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+25l6+AitZTP7br3gff+rJZeGAv2kjFXjedo23avWx0=' 
WHERE 
  key_id = 'a756df4ceda21dcd8fafd759f58be40affedc4fed883008384be6078293dd541' 
  AND (
    token = '+25l6+AitZTP7br3gff+rJZeGAv2kjFXjedo23avWx0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )