UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BKnYSCURGpb1/TchKo0NJy6YwdjDtQnjdG5ftdpnnzU=' 
WHERE 
  key_id = '7939218b0b1e9de1b5e4dfe8c8c23a4164b1dc12582539f7f773f95de100677e' 
  AND (
    token = 'BKnYSCURGpb1/TchKo0NJy6YwdjDtQnjdG5ftdpnnzU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )