UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GTxEaeG/0dC8BQMW52tZu6AnQqzlU+ADRgzMToOPm6I=' 
WHERE 
  key_id = '873b851ea3b3fd32eea105d305df3c32037c85b2ea0022db5dca3c462f76c39f' 
  AND (
    token = 'GTxEaeG/0dC8BQMW52tZu6AnQqzlU+ADRgzMToOPm6I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )