UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Kp37di43ayBhu4gRoauZqHqtk6n3XVTrTmpE9qtO4wQ=' 
WHERE 
  key_id = '51c6282c2eeab04a27ccfe1d92730423cfe0831dd68919b8608ba6e1f3cc730e' 
  AND (
    token = 'Kp37di43ayBhu4gRoauZqHqtk6n3XVTrTmpE9qtO4wQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )