UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nMMFJpkekSJbOaA4BPNUamiMcnNE+X7WWAccyyUorQE=' 
WHERE 
  key_id = '6ff49250daef1ba426126238ead1c1b2e4814244f8270f8296fae78c6632d26c' 
  AND (
    token = 'nMMFJpkekSJbOaA4BPNUamiMcnNE+X7WWAccyyUorQE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )