UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AV0YfH3grvT2VDayqaM9OUatyGeJUe98cMXRaD64dUk=' 
WHERE 
  key_id = '20b6060f7e0e6f422d480bfb57338bc758025685e0d482804a1f0edaa798239d' 
  AND (
    token = 'AV0YfH3grvT2VDayqaM9OUatyGeJUe98cMXRaD64dUk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )