UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4DHKj3ZPVeP89lwMupv/fGb6gdwNeb1eEka48VQ6TUs=' 
WHERE 
  key_id = '6f5288e8fa42884aa6f17932993dfc4832da6ddb0a0aa77e4eb0945fcb305010' 
  AND (
    token = '4DHKj3ZPVeP89lwMupv/fGb6gdwNeb1eEka48VQ6TUs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )