UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rvF2mZUxUgmOyXfnOhSt3x5k6cBpui1tUGBELcPQpSQ=' 
WHERE 
  key_id = '83b1139adc92cd1dd7ce89add68d884b90ebb679efd24feb0625a0b37377c55d' 
  AND (
    token = 'rvF2mZUxUgmOyXfnOhSt3x5k6cBpui1tUGBELcPQpSQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )