UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k6r/MkztFPquVrF0+ZLG1F8JjwZcXbZH7iw6GRIFob0=' 
WHERE 
  key_id = '2caffa751dea6a4b856ac8cc14e2a0db060ccf60b0462764f0551e424f572963' 
  AND (
    token = 'k6r/MkztFPquVrF0+ZLG1F8JjwZcXbZH7iw6GRIFob0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )