UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AHdW2ASgz0ATp9702B6emqfe3cmRRAwEvVFbL8hhcGQ=' 
WHERE 
  key_id = '51f1ef6fe9bbc06751d767c84f0e5ba2017111bb3e03c176b4e25c5a05b6fac5' 
  AND (
    token = 'AHdW2ASgz0ATp9702B6emqfe3cmRRAwEvVFbL8hhcGQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )