UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'E6TTBoKr8/igO1xb4ekqsQz2/1UNaoUvlJRXy00biKs=' 
WHERE 
  key_id = 'b936ab707ceb995f071d78f3675529b0da2a3785e135cacd3e049807a2b955c8' 
  AND (
    token = 'E6TTBoKr8/igO1xb4ekqsQz2/1UNaoUvlJRXy00biKs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )