UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cqxSmShwOXaCjNnP448ckgxluj/wRrCbWPpDqWte8Vo=' 
WHERE 
  key_id = '175ffbf67ee78decde796064153d71028b69fedb0776ff2a0bcf444246f25dfb' 
  AND (
    token = 'cqxSmShwOXaCjNnP448ckgxluj/wRrCbWPpDqWte8Vo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )