UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'hEFna/GQbexXRPOBhWwVBwJWWhr6TrCJw47K4Bkfxhc=' 
WHERE 
  key_id = '818cf97e26e021e04c2397732f7da4a472a00e4d77f5f587eaf5b7150bfd0393' 
  AND (
    token = 'hEFna/GQbexXRPOBhWwVBwJWWhr6TrCJw47K4Bkfxhc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )