UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'w0//oJWdcHGp4BVUxdB8TqD0NQj9+MQQmTpfhCuTMhs=' 
WHERE 
  key_id = '1e14694dba242c6c37df4787bcb2399391b3e7c9af65614f617a41d8ae2b6998' 
  AND (
    token = 'w0//oJWdcHGp4BVUxdB8TqD0NQj9+MQQmTpfhCuTMhs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )