UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uTU8BzEkZAx6UCtGGh0KdoGNL7yBYLmQ8zNczH/qUtw=' 
WHERE 
  key_id = '854a5867a3569986f24cfb600fa2afc9916b60091f79964a177b828c0316076e' 
  AND (
    token = 'uTU8BzEkZAx6UCtGGh0KdoGNL7yBYLmQ8zNczH/qUtw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )