UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'XumI14vKWGb1mZ1PLDMRD9zEhQOic7nQRnT8P2WcuHU=' 
WHERE 
  key_id = '26126f6c53cde99849ee481a2940397d443084c820f3e094dde0ab08ca0fe4e4' 
  AND (
    token = 'XumI14vKWGb1mZ1PLDMRD9zEhQOic7nQRnT8P2WcuHU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )