UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ywTLVtnIN2EYkU90/Cr0O7npo/fqpYqxJywBzgQPuZM=' 
WHERE 
  key_id = '6ded9687e092152bd1feb1f75caaccc1317463b2996be3b018c23790e6f8eb35' 
  AND (
    token = 'ywTLVtnIN2EYkU90/Cr0O7npo/fqpYqxJywBzgQPuZM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )