UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2fIy2a1J/mWKBse1clabUvWm/R+RtGYbny1xRlOms7A=' 
WHERE 
  key_id = '43330ef7142107c134139d3153cb487bb3e101da8a3abdf45123a735464bffe2' 
  AND (
    token = '2fIy2a1J/mWKBse1clabUvWm/R+RtGYbny1xRlOms7A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )