UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'i35GthBbIS6s9f2LhzCKJmjtr/dGFCPRxeQXLQyY0wQ=' 
WHERE 
  key_id = '50679a683efbc85ba29300d33c9a9c0b4d56769e90bf8b8020727105b41f55f7' 
  AND (
    token = 'i35GthBbIS6s9f2LhzCKJmjtr/dGFCPRxeQXLQyY0wQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )