UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SwSSYARZhPNJXOzMsOYmQ9Vio+wu4atbk60pxAE6+8I=' 
WHERE 
  key_id = '1d6a63c641e8384e5a11bb4006df32477260f9451c55cc448a79c1f6b24fbe1a' 
  AND (
    token = 'SwSSYARZhPNJXOzMsOYmQ9Vio+wu4atbk60pxAE6+8I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )