UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'G7cWCpFArnTO0yxu5yEqkEYwVej1zFWwmBp22IgpeCU=' 
WHERE 
  key_id = 'a4c496b10560b20e824907c07af568964ef08dffa7c9627276e8eec4becf0fe1' 
  AND (
    token = 'G7cWCpFArnTO0yxu5yEqkEYwVej1zFWwmBp22IgpeCU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )