UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'njUVvXApqee1cFutsI7+Q5IxkBRT2TWFZaTu4mF9vWA=' 
WHERE 
  key_id = '2a95f964e75d22b0239710acd2a7d69501f638319f338f920749a4cf9aec0891' 
  AND (
    token = 'njUVvXApqee1cFutsI7+Q5IxkBRT2TWFZaTu4mF9vWA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )