UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Zi8UrN8587So+Uv+3vXQ7oEzqGxPr+Z2LXLfD2Tm0ak=' 
WHERE 
  key_id = 'b59f420ac3d97bedf7953d904fe900768bf98460e1c1158a847ad85c228f5e2b' 
  AND (
    token = 'Zi8UrN8587So+Uv+3vXQ7oEzqGxPr+Z2LXLfD2Tm0ak=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )