UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4BscmOkyWu4alxIHL0MwAfVn4rMX+dHLpOEeylwqMOw=' 
WHERE 
  key_id = '748cd764c29f49832d1bdb29e197023b19f76f3f1fff75964b36ae464416774c' 
  AND (
    token = '4BscmOkyWu4alxIHL0MwAfVn4rMX+dHLpOEeylwqMOw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )