UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a0OiprsvRnwOxXXVuD4wXDHlqhbYV1QJFf013TXXXCQ=' 
WHERE 
  key_id = '21e1a530369ee4ee6a0d34a6ba70c7001af90bfd75f21ff1a8cea3bf54417c97' 
  AND (
    token = 'a0OiprsvRnwOxXXVuD4wXDHlqhbYV1QJFf013TXXXCQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )