UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'd6xwPfz3VV19VH/yLsUW4kCndYNbADKkRJnRDX/2hz0=' 
WHERE 
  key_id = '253aac0b10125f3a899b503a05debcae3d67f6eb142b7b0fea09b96993d1d84f' 
  AND (
    token = 'd6xwPfz3VV19VH/yLsUW4kCndYNbADKkRJnRDX/2hz0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )