UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VPxydvbdeYms+7ZtckWPj7thwuNezDgCESu+b2U1tQE=' 
WHERE 
  key_id = '436717039075cac2ce0073de6d71cd80392c0269254ebd2f279d0aff508e90da' 
  AND (
    token = 'VPxydvbdeYms+7ZtckWPj7thwuNezDgCESu+b2U1tQE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )