UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nMl8PrSC8fw0fIntWGDvRZynvwiU3cDqi6/Robes4UM=' 
WHERE 
  key_id = '807ffc4b9a6632358c39e3f44286f7829953335a986e3d8a7072419fa7694a72' 
  AND (
    token = 'nMl8PrSC8fw0fIntWGDvRZynvwiU3cDqi6/Robes4UM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )