UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Bc8vRGx6UJHeYT0ACY/PDH1HC3Yzp5d5hGW1Z9601MI=' 
WHERE 
  key_id = '6eb34e6082a74d400a72e7a8a67327483223ccc7e4e2aa6bb18a77f5aafb9667' 
  AND (
    token = 'Bc8vRGx6UJHeYT0ACY/PDH1HC3Yzp5d5hGW1Z9601MI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )