UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6r+JkKHGWabdGEQTQShea9ikym4G3UQ3jGUScB3Vr2k=' 
WHERE 
  key_id = '739088f8bf82ec7a07b94dcdc3a9849e90bec4b6cf638608cee412bd4d12a51a' 
  AND (
    token = '6r+JkKHGWabdGEQTQShea9ikym4G3UQ3jGUScB3Vr2k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )