UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vo4q3WOtAbcPAgBI74ADz9xVM/FDLIqtgwWDzEzLxgU=' 
WHERE 
  key_id = '93c95babb628b73ffd5bbfa37b53daf1079446c79c2520eee5fbe73e7cfd6928' 
  AND (
    token = 'vo4q3WOtAbcPAgBI74ADz9xVM/FDLIqtgwWDzEzLxgU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )