UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'hkYyFCw2LKxKPVK/L0t5Fgq6ItSKwjUPa/TGv+ee+xY=' 
WHERE 
  key_id = '83abe557de0fd7cc120cc66208c5481ad24081b8ea80525e63601990429c6af4' 
  AND (
    token = 'hkYyFCw2LKxKPVK/L0t5Fgq6ItSKwjUPa/TGv+ee+xY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )