UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+WoVPrlLXCt7Y+mD8c+qOFJamiwz5teO+8YaleMpdIs=' 
WHERE 
  key_id = '50d739b3f56e6632e1a84ac8bb9facbea75a76d728c1f6ea87e8bb87fb82646b' 
  AND (
    token = '+WoVPrlLXCt7Y+mD8c+qOFJamiwz5teO+8YaleMpdIs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )