UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SCjZ2AS0fI4rQWcMyTmtHIocXa3Xs9nkuflB1lvvujM=' 
WHERE 
  key_id = 'e32f52646542262fd00edc20e25fc72c6c7a4998a3c0b548346671c5ab245247' 
  AND (
    token = 'SCjZ2AS0fI4rQWcMyTmtHIocXa3Xs9nkuflB1lvvujM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )