UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n763KXr2t4CQeXOfikAUSXnyrvMox0f7STjcCG4qAro=' 
WHERE 
  key_id = 'bdbf16854d30124cc64efe19daf5a1a70e6efb63c43319154352d6bf572f91b6' 
  AND (
    token = 'n763KXr2t4CQeXOfikAUSXnyrvMox0f7STjcCG4qAro=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )