UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gdq4yvfnQLl3f2y4NMSYAMUxmhIiZ2sGOqitmHasWIE=' 
WHERE 
  key_id = '1b8c3d1ffdf772679ff5f39b1057df3bfe7c37dce5bb319989fd02b0907c6b93' 
  AND (
    token = 'gdq4yvfnQLl3f2y4NMSYAMUxmhIiZ2sGOqitmHasWIE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )