UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xjIx/E0UrW0eTcYI0d2TClHUwr+pg7S0jOZVAfYTkUw=' 
WHERE 
  key_id = '5019640e3f0fda53cea9c03870f5967208446ca3ee9dfade01d725af979b3e0c' 
  AND (
    token = 'xjIx/E0UrW0eTcYI0d2TClHUwr+pg7S0jOZVAfYTkUw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )