UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eYQ7Lj3KKK+ZsUaS7Yebme/s3df2e93iDZxhc/n+ynM=' 
WHERE 
  key_id = '4a2fe572d79bb3e0f60b364f4b563bf4f3e0ac0b579fe7d8de32a4c14ad3a62e' 
  AND (
    token = 'eYQ7Lj3KKK+ZsUaS7Yebme/s3df2e93iDZxhc/n+ynM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )