UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Yplgk7foiE1ba25ydfU+OKA8T9djrTFba8h9SFV8DBI=' 
WHERE 
  key_id = 'c6b26d14496ada47b095ff91399d1ce68a97d3c996d27387633f30a497c24eb5' 
  AND (
    token = 'Yplgk7foiE1ba25ydfU+OKA8T9djrTFba8h9SFV8DBI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )