UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jdnvafyw712wLJUSGhO8YJgm0fGGhvoTIxXSiSMo9lw=' 
WHERE 
  key_id = '884f39322a01dccfd5a148b4bb2472792352af3708fd4111c984be8a6a564da9' 
  AND (
    token = 'jdnvafyw712wLJUSGhO8YJgm0fGGhvoTIxXSiSMo9lw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )