UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Df4tgJgeNt9Oi5k51P5kuhG4CVXHNLGV1gkRyf2tIeM=' 
WHERE 
  key_id = 'c41a646994a9002434938c72b19be11c1960c220f57296b554e9f405c62745bb' 
  AND (
    token = 'Df4tgJgeNt9Oi5k51P5kuhG4CVXHNLGV1gkRyf2tIeM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )