UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'M4cuwyVIksjF1NeGwlM92GYgwLKO7mPBKHyYlDlnNKE=' 
WHERE 
  key_id = '8de54c843a53c385737dd06f66c0fff0976ed7d46193e3ee41d6c8aea883168d' 
  AND (
    token = 'M4cuwyVIksjF1NeGwlM92GYgwLKO7mPBKHyYlDlnNKE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )