UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iR5a71IX4vLV5G6PFuRygl5nrs4A1MMYTax5/iivqeg=' 
WHERE 
  key_id = '279383443f42fa708d3aeb11a3373c893d9342c5435ff53ac91d964a3a79a10f' 
  AND (
    token = 'iR5a71IX4vLV5G6PFuRygl5nrs4A1MMYTax5/iivqeg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )