UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qR9gLpuEJGadSTzlza3BLRaA2mQzclTDqB2S79kS5MU=' 
WHERE 
  key_id = '10d13f2ab1cf735b3b279d8874bdd0ba7e08b3c3edcbac899871e15176c14e50' 
  AND (
    token = 'qR9gLpuEJGadSTzlza3BLRaA2mQzclTDqB2S79kS5MU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )