UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kv1l0f1YbbMsazaeGC/xhicvJeDopHAsbFVja3KDNZA=' 
WHERE 
  key_id = '3e074169892d35b2d8600615ac7cbcebb320d94c85679f8ddd508e401237aba4' 
  AND (
    token = 'kv1l0f1YbbMsazaeGC/xhicvJeDopHAsbFVja3KDNZA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )