UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mHbjlPfYk+E2TMxzT8kylpHmq3ncT7PBXM1PIlc/U+Q=' 
WHERE 
  key_id = '206cd43e8e7e04980e2f9984ce54b35e3589e6864da24b17277fdc892137037c' 
  AND (
    token = 'mHbjlPfYk+E2TMxzT8kylpHmq3ncT7PBXM1PIlc/U+Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )