UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/6jSwq9VD3HSh6+iNWNp4UqRfeVbayr39JnyR9Nafok=' 
WHERE 
  key_id = '28d56ff39482d9265a96d746e3cae8c574bf7e91b42dcd1a824b44f2c1c5051c' 
  AND (
    token = '/6jSwq9VD3HSh6+iNWNp4UqRfeVbayr39JnyR9Nafok=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )