UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qmjABe3cAR1LAzbd4UZjxZrZtsyZ/ssgWkgsee28SVY=' 
WHERE 
  key_id = '18d302766a3f90e3649a5ec376622f233c16ae1464cb87237c5e0ed7042f3274' 
  AND (
    token = 'qmjABe3cAR1LAzbd4UZjxZrZtsyZ/ssgWkgsee28SVY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )