UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Q15eWXQO7wNGy6hNpN7nSFS4e4hubSnibdLW5Cnxro0=' 
WHERE 
  key_id = '998458258d4e5bcec4cab1700c80f33bc10083e23e9d829fb4a7ca55e1276fdf' 
  AND (
    token = 'Q15eWXQO7wNGy6hNpN7nSFS4e4hubSnibdLW5Cnxro0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )