UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8mTSEaJZVVOPjWdCHK5KHzdDWD0/DQYF7FFPYGrgwsk=' 
WHERE 
  key_id = '48755979dbf2fc29b8678a28b1db7d752add20a6169e266c0da5d7de6a6f5844' 
  AND (
    token = '8mTSEaJZVVOPjWdCHK5KHzdDWD0/DQYF7FFPYGrgwsk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )