UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n6PjmNrrTUxuc8OeIAAbFq5qjsntFKsuvaaPSypA1hg=' 
WHERE 
  key_id = '0f42afcb3399c4b4391e943ace9ffd2dd0e312eab567c63bb3ce4b9392382e48' 
  AND (
    token = 'n6PjmNrrTUxuc8OeIAAbFq5qjsntFKsuvaaPSypA1hg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )