UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U6yNibqpgqotLLuj6m5VTo7uwG+KyzSblgs7T5QqvAo=' 
WHERE 
  key_id = '514b6dc45c0f9dcea40d4c1fe65e7c29448998bd3914b792d4a17ca20a85d895' 
  AND (
    token = 'U6yNibqpgqotLLuj6m5VTo7uwG+KyzSblgs7T5QqvAo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )