UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n/tcfSKYuz5iwK8M9OEZtkOshWbvVfW9dsrAEdbE7ds=' 
WHERE 
  key_id = '5586d3a006f46e4943e8992aa8a9115978338c2a775d0b17f198645498144ec1' 
  AND (
    token = 'n/tcfSKYuz5iwK8M9OEZtkOshWbvVfW9dsrAEdbE7ds=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )