UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nOyzZVmDQFiFlaBNQK7ukn/tEODe7xrLuE90EacdKEs=' 
WHERE 
  key_id = '8538d8efb7a9ed4edab8bb3fabb7cc76a902d9a5d2f868716e59c8884011fc81' 
  AND (
    token = 'nOyzZVmDQFiFlaBNQK7ukn/tEODe7xrLuE90EacdKEs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )