UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IhKfwB6mbADkccVOlcuaSw2ZH87QWb7WVHqpf7E2eHs=' 
WHERE 
  key_id = '755c2b33b97844acc0817f8696a7d82cbdc6fcfa3f2c3b10d9bbc0b4d893b0b0' 
  AND (
    token = 'IhKfwB6mbADkccVOlcuaSw2ZH87QWb7WVHqpf7E2eHs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )