UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R3PnRs0K5THbqLzcQf2yxnY+9Ma3FF+78I31Ah+BqDQ=' 
WHERE 
  key_id = '6b6724f3edc7a1fd5a196eca22294ac4d7d87b75082e7ab2406b6892f9b90f8a' 
  AND (
    token = 'R3PnRs0K5THbqLzcQf2yxnY+9Ma3FF+78I31Ah+BqDQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )