UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Un/jn2oF/tiqEGouP4ZZSGMRI3d3vE3AUpEq0f12/iY=' 
WHERE 
  key_id = '4c7673ff9c2bd4f26c586c1fa5067d84ffebc538fa33d543012ea4940e9aa6ec' 
  AND (
    token = 'Un/jn2oF/tiqEGouP4ZZSGMRI3d3vE3AUpEq0f12/iY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )