UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QhB/ckVz4pRYQ45P7LTEuMJbsMYRGNZsJm7/Y1EUx9E=' 
WHERE 
  key_id = '1b99f81054ad1a577a53128b53de9f030aa6ced255b7c365737d187ec0f18eef' 
  AND (
    token = 'QhB/ckVz4pRYQ45P7LTEuMJbsMYRGNZsJm7/Y1EUx9E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )