UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pxlcPn/z89n8q6XIv2jNmsvjz4B7W4voRPJB1vddAAQ=' 
WHERE 
  key_id = 'b76a572eca6e2c6e2ae26bc899dbd8356c749867ebf297428282204e439f1b5f' 
  AND (
    token = 'pxlcPn/z89n8q6XIv2jNmsvjz4B7W4voRPJB1vddAAQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )