UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'euxtoWi6tpXqe5mOqkqMCxXuuLQmrlEyhkaxokNyuPk=' 
WHERE 
  key_id = 'e75b6fc75891cbb9de98a17ed57263552af32424bf294a2b6bb12bcb5a76c38a' 
  AND (
    token = 'euxtoWi6tpXqe5mOqkqMCxXuuLQmrlEyhkaxokNyuPk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )