UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ehpDQ9DQrEJO3Sf/+crl+On6iNuaucklJoFIKnSlEXA=' 
WHERE 
  key_id = '0829e7eec58c5a21d9931d5d9522c731f98707cc840e304aa10539ce4f9afe39' 
  AND (
    token = 'ehpDQ9DQrEJO3Sf/+crl+On6iNuaucklJoFIKnSlEXA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )