UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NMjYK2fYD3PWnqyBFHko9nYAVXj4M2Dp4JmaEqsKLGE=' 
WHERE 
  key_id = '4d847d65782d170db9edd36465d28f0f715f29ae7817d0ca39f8bc4c18dc2852' 
  AND (
    token = 'NMjYK2fYD3PWnqyBFHko9nYAVXj4M2Dp4JmaEqsKLGE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )