UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MT3E3uHffDJiUmjt0VX4PlpsCTeA5sGFzw3Nx/QvHZw=' 
WHERE 
  key_id = '942db809e12daf74150f1131c6e1c9052bcdb9a36faca178f6b335d155183909' 
  AND (
    token = 'MT3E3uHffDJiUmjt0VX4PlpsCTeA5sGFzw3Nx/QvHZw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )