UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'I1N/IzXqulwKNj9C1miYwXsSntDvEcmEe0+5wZbqywc=' 
WHERE 
  key_id = '5a3b9684d3aa4a8a41de3adce465d5e7f953776082d854c800779100a9b0e966' 
  AND (
    token = 'I1N/IzXqulwKNj9C1miYwXsSntDvEcmEe0+5wZbqywc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )