UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pHHm/9RCwRPyJfUcwJzzsDzYvSn7hsBcGuG1wXEttSo=' 
WHERE 
  key_id = '2b68df0a8d24d4ec3b77076b2ec3bdf9514101d577e8c2c8dce1901ecf1de545' 
  AND (
    token = 'pHHm/9RCwRPyJfUcwJzzsDzYvSn7hsBcGuG1wXEttSo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )