UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nQcJkAOWa7Osinjn9Zq760H61kXXXci0pg82XYwrOFo=' 
WHERE 
  key_id = '18f04cdc9e46edf13c39586526d4b9c5cd1baf6b50becf64f90de252164c7155' 
  AND (
    token = 'nQcJkAOWa7Osinjn9Zq760H61kXXXci0pg82XYwrOFo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )