UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Z+2UAeJcyMQD3ZSWgxOxDKAcJNgFpg0ZF6DXqzX+CWM=' 
WHERE 
  key_id = 'b1ac9f2ef0cbec4efb3cf46f4d9193079b87fefb1c14aac19022d2d8f8642d63' 
  AND (
    token = 'Z+2UAeJcyMQD3ZSWgxOxDKAcJNgFpg0ZF6DXqzX+CWM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )