UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/VwRIujcIq9dIApjZCly08SdYfo+AUzk1GTEJQWcuUQ=' 
WHERE 
  key_id = '90f4968a1b0fbfb7719875741e4a521534fca6a95a1033eeee06ade8df755bf3' 
  AND (
    token = '/VwRIujcIq9dIApjZCly08SdYfo+AUzk1GTEJQWcuUQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )