UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U6uCwyk9hGRoL4W6uDJpofAEP6HM48rHbNySCKkCYto=' 
WHERE 
  key_id = 'e3b96e3457cc34f5e8b413383bbdc80d55afffc762ef8f7b3c08ada16ff530fd' 
  AND (
    token = 'U6uCwyk9hGRoL4W6uDJpofAEP6HM48rHbNySCKkCYto=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )