UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PV6q5FiBysh4C2v9WBYQL73Hd2dZH3ShkpN7rNFOdMY=' 
WHERE 
  key_id = '93e58372304dfd35ffea3eeab0130fc7d8d8998d7595b49609392fb088144d10' 
  AND (
    token = 'PV6q5FiBysh4C2v9WBYQL73Hd2dZH3ShkpN7rNFOdMY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )