UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rc4mdM0oEQ+sJQcIiJNGeEsNJG4DVadrIvSoY15kq3I=' 
WHERE 
  key_id = 'dc27ef60623f14a0b6a96e7fa293161c0c53bc1b31f060745cb2f80f5ec5fe5a' 
  AND (
    token = 'rc4mdM0oEQ+sJQcIiJNGeEsNJG4DVadrIvSoY15kq3I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )