UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pcPpgKN71E9dsaf92DSbb9QshzB2h5Ve8ZMTtoCFqfs=' 
WHERE 
  key_id = '79000d0d682f488a15701c2978485ce05034ceb14d9fa3174443fb5f6c802d81' 
  AND (
    token = 'pcPpgKN71E9dsaf92DSbb9QshzB2h5Ve8ZMTtoCFqfs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )