UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vH75NdNsJ/wWcaC5LDo6StabkgEdoP7rJkLs84y/wrk=' 
WHERE 
  key_id = '28c3c5275b21ba800ca98c6f7969cbf6141385ee42871f49fc437907cdc301d2' 
  AND (
    token = 'vH75NdNsJ/wWcaC5LDo6StabkgEdoP7rJkLs84y/wrk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )