UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Or7T4fGzc4HnMhy52z9BU/PFcSbC9MsscEh/YI0U6M8=' 
WHERE 
  key_id = '941a699466fef992223f1d64eb1b785adaa35054ac9ee72765a56bbf797e2928' 
  AND (
    token = 'Or7T4fGzc4HnMhy52z9BU/PFcSbC9MsscEh/YI0U6M8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )