UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U/1+PonHddxyTUgluVmh+8aSl2HX68Pw0h7HDYytidQ=' 
WHERE 
  key_id = '68d01ff1f6df493ed668b94ad0ad44b564837f0544861a2360a92bce26c64e06' 
  AND (
    token = 'U/1+PonHddxyTUgluVmh+8aSl2HX68Pw0h7HDYytidQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )