UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'c4kgTpK4/BMX7PrdM7hPmOI8mo8HTpCg8AMYCgatiq0=' 
WHERE 
  key_id = '537621fd6a535fffd1b8b76c720a5cb683217e0958c42dfa95d1a626153ef80b' 
  AND (
    token = 'c4kgTpK4/BMX7PrdM7hPmOI8mo8HTpCg8AMYCgatiq0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )