UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3AGKYy/CWETknR5znyTVKLxHG7nlgKpoQUaJqzlPSl4=' 
WHERE 
  key_id = '51e6e3509e4a96179db818b1deb54ed3dbb200ce034ef9039b264cf869e9165c' 
  AND (
    token = '3AGKYy/CWETknR5znyTVKLxHG7nlgKpoQUaJqzlPSl4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )