UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LRmDci58393fTCs935pI93wBSOyzFfClURAPrSHkocM=' 
WHERE 
  key_id = '6d8effe8066c62b1fdef60eb73dad1d85a595b9e5b1c688377baf3c45ecd84f2' 
  AND (
    token = 'LRmDci58393fTCs935pI93wBSOyzFfClURAPrSHkocM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )