UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5eh1NXtBBJjhD1eYMHe8yuucwpRgmI72W3jy7KMa+4g=' 
WHERE 
  key_id = '9c5c1314afae3c6e45998b991e9d0c4d04a7a70ade9c5db894fce9e17fdc50ae' 
  AND (
    token = '5eh1NXtBBJjhD1eYMHe8yuucwpRgmI72W3jy7KMa+4g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )