UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a0jW/jSRy8Pp5MY8i6BkWlSe+UAWPsp9QrrCHstFAGI=' 
WHERE 
  key_id = '83e5e5fba9a1d77c42a152e37813bfba10e8bd2e260430040775a601774aa81c' 
  AND (
    token = 'a0jW/jSRy8Pp5MY8i6BkWlSe+UAWPsp9QrrCHstFAGI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )