UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DmPHPmBKiY87sIOxr5277xinN0fu/jwVsOdqRa7y+DA=' 
WHERE 
  key_id = '46d61cf911c046f4d447d239bc0d848567435ff92214ecb1b735470479805038' 
  AND (
    token = 'DmPHPmBKiY87sIOxr5277xinN0fu/jwVsOdqRa7y+DA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )