UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fGvUTy0ZcWLiaPWBSULg1ffIyXmxmcdq0e2nfgonGmM=' 
WHERE 
  key_id = '7695289edeb51f6f606d5071586b6ddad7e60c1c58d0991380b55362f521e84c' 
  AND (
    token = 'fGvUTy0ZcWLiaPWBSULg1ffIyXmxmcdq0e2nfgonGmM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )