UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gbfaVMcdVbezOULqklYzYWDXbB+iwXEz0wnQLaXIefk=' 
WHERE 
  key_id = '67fb70d912973bbefe3eb6df3d66f0eeb09ec192eb328ae4e6c172990dea251e' 
  AND (
    token = 'gbfaVMcdVbezOULqklYzYWDXbB+iwXEz0wnQLaXIefk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )