UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FT1CPguTYaPJKcJd3iNq7//MU8GkZeiF3CITnVCNy+A=' 
WHERE 
  key_id = 'da8f8e0e8b0b839dbf912c5b24b79663ca287387aa8855e302ae687a3ce32779' 
  AND (
    token = 'FT1CPguTYaPJKcJd3iNq7//MU8GkZeiF3CITnVCNy+A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )