UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3rp2ao9ZfTTMahdOA9QY9FVuWZjFt9eP3kmu6COPli0=' 
WHERE 
  key_id = '503ec3bdbffce251a398a7366cfeb2c74d7341e973b832150ef19cc426b73167' 
  AND (
    token = '3rp2ao9ZfTTMahdOA9QY9FVuWZjFt9eP3kmu6COPli0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )