UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zY69mNKMjzwKtsYdLQKMqf4wi6KIRgULk7rOplLgor0=' 
WHERE 
  key_id = '8f46c2411b72afc4e357218eec493186a86920312f3308e78a8859c2c87df42e' 
  AND (
    token = 'zY69mNKMjzwKtsYdLQKMqf4wi6KIRgULk7rOplLgor0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )