UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ynvhzE6DJXTs2DC8NIFW2axn1WnYu0OWOx42/7rhjbE=' 
WHERE 
  key_id = '691a9d9c39bd779445b7526aa36392a026d25066dc278238e82864ac2f4914a2' 
  AND (
    token = 'ynvhzE6DJXTs2DC8NIFW2axn1WnYu0OWOx42/7rhjbE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )