UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '63yF2BAjr3HON/AzvBJy7LtsrOPbr2o+PnCGlLo9gKY=' 
WHERE 
  key_id = 'ab8767f88e97893e3f74cad8e2698e786defae40a108c674830e0d6d6e816f7e' 
  AND (
    token = '63yF2BAjr3HON/AzvBJy7LtsrOPbr2o+PnCGlLo9gKY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )