UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kWT4XvBlrBr3XzHCtyM33yvuS69EmI1Qb2pyddokS48=' 
WHERE 
  key_id = '766870334d052adcd64231b1a490dcad6e0e4af0473bf8eaefd6e52f77f668ad' 
  AND (
    token = 'kWT4XvBlrBr3XzHCtyM33yvuS69EmI1Qb2pyddokS48=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )