UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'H6jVA6DPWuZ4SJjKUAH/fUFzGpBVjNqfOCPBVyIcLQI=' 
WHERE 
  key_id = '1f3353ca8dadd14de1e62ff451fc3275d5accc1435ba54ca304e1d7560983759' 
  AND (
    token = 'H6jVA6DPWuZ4SJjKUAH/fUFzGpBVjNqfOCPBVyIcLQI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )