UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IdMkkr6VyWXKMu1rMEvhdB/Wfim4J1rg8p6p3aPcKAU=' 
WHERE 
  key_id = '4f34efd3fe883942be7f4138ccdd5c109360be042e86830af97f0e9a54c502d1' 
  AND (
    token = 'IdMkkr6VyWXKMu1rMEvhdB/Wfim4J1rg8p6p3aPcKAU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )