UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QrGQsuECIUaddDKF30WdejUNNm1yq5DZgaFJAotbS+g=' 
WHERE 
  key_id = 'b70c7d5fb5991dcc415040be4b2150a1fe9d1556574876702a1273ee5852d5bd' 
  AND (
    token = 'QrGQsuECIUaddDKF30WdejUNNm1yq5DZgaFJAotbS+g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )