UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DzCeJPeMzAzig+FGwC6F17G4VIxHnp9s3Qn/kOsEtNE=' 
WHERE 
  key_id = '52ac98eafa2dd2407560b02be348de7b5be80aaf7a2b951113334da3ea82a1bf' 
  AND (
    token = 'DzCeJPeMzAzig+FGwC6F17G4VIxHnp9s3Qn/kOsEtNE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )