UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'khIoJAnJyEmZSuaMMV7cVDRLkqoa+n2/cjDM7EflJKM=' 
WHERE 
  key_id = 'b6f0f193328bc0bc076f5744ebae336eb7f671120a3bb43519083041e4e5b59b' 
  AND (
    token = 'khIoJAnJyEmZSuaMMV7cVDRLkqoa+n2/cjDM7EflJKM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )