UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zEvX6sjMQR6rKCruAlNt5GG1KoxgdYIF3vzoxbN+jiI=' 
WHERE 
  key_id = '4c926390ec6d7b865c89ba05582bca3420477d1f016467183e0bf5086a15fa8a' 
  AND (
    token = 'zEvX6sjMQR6rKCruAlNt5GG1KoxgdYIF3vzoxbN+jiI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )