UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Fnjp6h1TQilxXzeN3W86Oyn5ywxxppZ9EFDgVRt0KXI=' 
WHERE 
  key_id = 'eb7a7f0c55df0514665db3800e44f378ec6573e25d06df2ffe2fe6004d2168a5' 
  AND (
    token = 'Fnjp6h1TQilxXzeN3W86Oyn5ywxxppZ9EFDgVRt0KXI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )