UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '30e4G0t1xNBfI7xJc7daqutCNKffqdRBvz20L4pv7NE=' 
WHERE 
  key_id = 'e4667eb3e0d1d23df15cc1cdf436d979d727f1935729082facc45be41270cede' 
  AND (
    token = '30e4G0t1xNBfI7xJc7daqutCNKffqdRBvz20L4pv7NE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )