UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nKfJBXBnPZe3H7LT1KaZZAl0F+dCp+BcWGujylkrQPs=' 
WHERE 
  key_id = '6b94bff01f2129c792d3a2e6d824bd5d573ee52a0a555e37ce443773bd3e7c35' 
  AND (
    token = 'nKfJBXBnPZe3H7LT1KaZZAl0F+dCp+BcWGujylkrQPs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )