UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'JRmhulDCKfNKvP4YCa5yCqBStVmTcC3a1PvFH31Cous=' 
WHERE 
  key_id = '984a0627913a011242080ff0a874eceefb72b74cd5c180df196173acdcd94d72' 
  AND (
    token = 'JRmhulDCKfNKvP4YCa5yCqBStVmTcC3a1PvFH31Cous=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )