UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8rw2MJNOxc1B4aClATB8DOPpfPgA62Js0ENTSXYwoUA=' 
WHERE 
  key_id = '891e8327264d27694c8d6a6d191cd228ed976e84a451857b0e284cbc252d197a' 
  AND (
    token = '8rw2MJNOxc1B4aClATB8DOPpfPgA62Js0ENTSXYwoUA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )