UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gy8rjvAxNSXUnqa8bmPfoMLpVTMNVCoRFAeRDFQ/duo=' 
WHERE 
  key_id = 'b97ff07fc0c59e22a0cdce49844ad3705991483957805e17e278a4330783a8b7' 
  AND (
    token = 'gy8rjvAxNSXUnqa8bmPfoMLpVTMNVCoRFAeRDFQ/duo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )