UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/PKgNsNkWKGW/fLBt9iEF+olTuUXVeod/OVa3rurIS0=' 
WHERE 
  key_id = '751ea9f4f9aa1ebe92eda78c0512681f480a708d85d8d3450fe50c25968cfae1' 
  AND (
    token = '/PKgNsNkWKGW/fLBt9iEF+olTuUXVeod/OVa3rurIS0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )