UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eam9xMxf1EzNT3tGZ7+hdEoV1G1E8IDB9KvwLkl/934=' 
WHERE 
  key_id = 'bbd9bd60031333e7b3b16e84d0de13a3923617cbc27197f5219ccdbe2c9d2ee3' 
  AND (
    token = 'eam9xMxf1EzNT3tGZ7+hdEoV1G1E8IDB9KvwLkl/934=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )