UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MXqEXbyk0cF57G0TlSrBMbzUEbCBUmRGEjtEa8pySkU=' 
WHERE 
  key_id = 'd83904302b43dee13ef062f4aebf5d57bdb0b040aa45f567bc4368f59887cc78' 
  AND (
    token = 'MXqEXbyk0cF57G0TlSrBMbzUEbCBUmRGEjtEa8pySkU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )