UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Kl8W60oRelgOCmVutDjQhFdojHkDtVQnNdNmRZY8/4Y=' 
WHERE 
  key_id = '87fa3b3c05fda47a1f9ef43f79f708c2b4a18832ed1721e4dd32cc540305fdc7' 
  AND (
    token = 'Kl8W60oRelgOCmVutDjQhFdojHkDtVQnNdNmRZY8/4Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )