UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'v0N/0MspiONAwY00dL86Tfxb5HsURNeWYLexIDBUsDo=' 
WHERE 
  key_id = '1a51d0cea086071df3eb1146416bbdd9b5760e04ffd7072b62805cd84eede413' 
  AND (
    token = 'v0N/0MspiONAwY00dL86Tfxb5HsURNeWYLexIDBUsDo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )