UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5Un5Us5ASkDi7+U+e5KCdyqGMpcbxyBWmYofOjm1Odw=' 
WHERE 
  key_id = 'b2d8ee6305c216f7f02db3cd1b017de00a8768f832303261f63629b18569a38f' 
  AND (
    token = '5Un5Us5ASkDi7+U+e5KCdyqGMpcbxyBWmYofOjm1Odw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )