UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rnf9sz3YImlZ9w4bdyFvuinEkoTDZQoC3uXW+TkXxok=' 
WHERE 
  key_id = '950db0f58edb6dcca357a62f51b06e4dfa7f2a9ccd4741198209c25ea08db577' 
  AND (
    token = 'rnf9sz3YImlZ9w4bdyFvuinEkoTDZQoC3uXW+TkXxok=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )