UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VgVx43YvDhSXKpLO08kYOMpu3atwAtObzaGtifS9U3g=' 
WHERE 
  key_id = '624bfcef54c57e5e4ae3d11d241b611085f4134549d8d060295194b0543b9f1b' 
  AND (
    token = 'VgVx43YvDhSXKpLO08kYOMpu3atwAtObzaGtifS9U3g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )