UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gnxJP8jXtjouLU11UrN+qPy5KpmIYtjxdVp4WQXjBjM=' 
WHERE 
  key_id = 'c9950dd177641069cd2c98fdd5b6b890dfd14bccea6d2c1d43683df45deecb51' 
  AND (
    token = 'gnxJP8jXtjouLU11UrN+qPy5KpmIYtjxdVp4WQXjBjM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00040