UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EpNIskVW5y+9tGSp9tLkFx51Od3NusZDkqZ9E4QM0vc=' 
WHERE 
  key_id = '3f0f5ed7922af9a029fad03d27ee8e572ccc50db62699a397b5801f419da3c6f' 
  AND (
    token = 'EpNIskVW5y+9tGSp9tLkFx51Od3NusZDkqZ9E4QM0vc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )