UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 't3pV5nSHRAaQvC7gbfiBHu7HNHWvrhWp3bKPsW6KXXQ=' 
WHERE 
  key_id = '2e874006863425717b9488d0e2a4114ef043b4617054af069876d17f0b118f83' 
  AND (
    token = 't3pV5nSHRAaQvC7gbfiBHu7HNHWvrhWp3bKPsW6KXXQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )