UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'phOi9OpxicmXXtkP3Tg/VRinpqNHvWBfKkIYdu9xKcQ=' 
WHERE 
  key_id = '394d4dc9e8e510c7e0bb1b097c38a37638e76e572d0f0606f23ec51d826486ba' 
  AND (
    token = 'phOi9OpxicmXXtkP3Tg/VRinpqNHvWBfKkIYdu9xKcQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )