UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PTC2x4v/Jh0uTDGXbys5MA7lc+64DkAIPyXwL0R+fKA=' 
WHERE 
  key_id = '8e2305d299b8d5678f3dda286490aa1c76c1995fb211807735cb0cadde3e7b18' 
  AND (
    token = 'PTC2x4v/Jh0uTDGXbys5MA7lc+64DkAIPyXwL0R+fKA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )