UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'aMcYGONNnTbRQdgn0wG23wdFCrdCwnsX/TIPwgegYCs=' 
WHERE 
  key_id = '6eb6ee54534283eecb77ef62033d701287255b604f68b964e3f96ac429447247' 
  AND (
    token = 'aMcYGONNnTbRQdgn0wG23wdFCrdCwnsX/TIPwgegYCs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )