UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'o0vMTgAwrfMLQxjDivdGhExMKpjFE0vNHWthTN8+DBg=' 
WHERE 
  key_id = '268498368a32596e172f27ab1c447b441f759e8358814e7d016807fe2d535f3c' 
  AND (
    token = 'o0vMTgAwrfMLQxjDivdGhExMKpjFE0vNHWthTN8+DBg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )