UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 's5yNCcfrsesTY2cCIxFg5kWa0JL1ILSZ3m7CM8+grsc=' 
WHERE 
  key_id = '9d8b2cce11dd1d822bc96547875a39f96eb1c45ece1a08499e0af3c925387126' 
  AND (
    token = 's5yNCcfrsesTY2cCIxFg5kWa0JL1ILSZ3m7CM8+grsc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )