UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NNd/XDfqj3M4uQgBDwJnIwCvu0rjyRkPmqMGYbXLClg=' 
WHERE 
  key_id = '0c94b0b2dc0ba23517b142e2f87c30e891c36355e6721eac7a3dab83347f22a3' 
  AND (
    token = 'NNd/XDfqj3M4uQgBDwJnIwCvu0rjyRkPmqMGYbXLClg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )