UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Gvuu4INrCvZB9CYjQ95X/kcW2huE7EafxaEC8aXkTv8=' 
WHERE 
  key_id = '6bc14049c509c4501999896697fbabc5d1b51a62a81d484ade550817a5f3d95c' 
  AND (
    token = 'Gvuu4INrCvZB9CYjQ95X/kcW2huE7EafxaEC8aXkTv8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )