UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DM4SkKfcY+ZgHvQW5As/7q1A9+4ZuNGUCEUWubKziaE=' 
WHERE 
  key_id = '7bf6e6da40dc1dd6d49f39e532a541b6f249ca0c46a16b8377788e65b3f44d47' 
  AND (
    token = 'DM4SkKfcY+ZgHvQW5As/7q1A9+4ZuNGUCEUWubKziaE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )