UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'E6RLp1TlmqAuiUE8zsZ/T0qpeCIceM3MkSFOew6KGG0=' 
WHERE 
  key_id = '249df540bd03bc110c929a326e5f129d11091684a37296b9b97471b0d73a0fb5' 
  AND (
    token = 'E6RLp1TlmqAuiUE8zsZ/T0qpeCIceM3MkSFOew6KGG0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )