UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'X7qLEDkgt9Uj9fTV3YUk71j8YtUNLmLi2O9cYPOUR3Q=' 
WHERE 
  key_id = '685c11e3b1621f593b2324c716700b7c35a1e56baab68f87cc730d2aed6c76ce' 
  AND (
    token = 'X7qLEDkgt9Uj9fTV3YUk71j8YtUNLmLi2O9cYPOUR3Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )