UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'JLaltWa2njJORqgnf3eEAXT/DXK7pWHB3x7JNFGQNOw=' 
WHERE 
  key_id = '851fc957076234ee37817ce6e5f6308831d0cb7e13dd02848a72f152851db955' 
  AND (
    token = 'JLaltWa2njJORqgnf3eEAXT/DXK7pWHB3x7JNFGQNOw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )