UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'z218+W1nxTh+JJtOa7mmjH/H6x9kuZ8fbvnRH4322/Q=' 
WHERE 
  key_id = '1c9d941282c213923e4f24bd3dce5dcd08b6e26acf701bf0b513af9680171172' 
  AND (
    token = 'z218+W1nxTh+JJtOa7mmjH/H6x9kuZ8fbvnRH4322/Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )