UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Mx6ASi2n2PtehFA2Wktnd0iY5bxexsRC8E+2gT0a/so=' 
WHERE 
  key_id = 'a65ec4e41d98921ca4fd34b48c53d90de8218c1f74b93d793eb0c5e1d2effb8d' 
  AND (
    token = 'Mx6ASi2n2PtehFA2Wktnd0iY5bxexsRC8E+2gT0a/so=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )