UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6JkinS/N3Lxak6TuZXix8fjiCaMI5Lb4I6emquMklpk=' 
WHERE 
  key_id = '8b8be223d8966fe4bb0e8512988256e44b0a292eda24e2d2e986575bbb0b9869' 
  AND (
    token = '6JkinS/N3Lxak6TuZXix8fjiCaMI5Lb4I6emquMklpk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )