UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4uoti7UJebfZb1eAatki6i28MfdvRsuCTZjD6nEFXCo=' 
WHERE 
  key_id = '49db16a71a0d7ed48d915dc8b1afc4e4b473ac3ee257d9836f9b5c5b32ed24ff' 
  AND (
    token = '4uoti7UJebfZb1eAatki6i28MfdvRsuCTZjD6nEFXCo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )