UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'li48Jmw2f/PKeJVgqo7bcZ1ihWhe5j3cDSYd5XW1VXE=' 
WHERE 
  key_id = '382b2bb7b52fd09891ac04a898e63cc1121d072b4f0b7aa46635047d0791dbfd' 
  AND (
    token = 'li48Jmw2f/PKeJVgqo7bcZ1ihWhe5j3cDSYd5XW1VXE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )