UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vkSr6uUJcpZvupltxnMpwfV3kpn4B6yRqZORdHwJ6hA=' 
WHERE 
  key_id = 'a1ed2a9705cb6dfe3845d60c975748c74136fa90a629990c7210a214d0c3f502' 
  AND (
    token = 'vkSr6uUJcpZvupltxnMpwfV3kpn4B6yRqZORdHwJ6hA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )