UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VJJ4IlqTN4TvBuDti1Lk2IbkCjn4FfPliMRNifywQmM=' 
WHERE 
  key_id = '39af212de673eed20db3b79b6299a65582245c63a6bf2cadba870f2b251cfe94' 
  AND (
    token = 'VJJ4IlqTN4TvBuDti1Lk2IbkCjn4FfPliMRNifywQmM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )