UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Wr5sNJ2Rfki7w72SeqmNia8C//3xInkqZtKuwW1NUqY=' 
WHERE 
  key_id = '27e34dc856f07ca3d5f1cedbd5643a964bbe4d690d57551d274dda20d3fc64c8' 
  AND (
    token = 'Wr5sNJ2Rfki7w72SeqmNia8C//3xInkqZtKuwW1NUqY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )