UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VTuwIj3iIqkB6/sJxOpGeBEu+4Tt3JG6nfN9ehDTL+4=' 
WHERE 
  key_id = '81ba7f272a600d2e71dc373277a2a0e121e27539edde7ef3020c6ea7307c27bf' 
  AND (
    token = 'VTuwIj3iIqkB6/sJxOpGeBEu+4Tt3JG6nfN9ehDTL+4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )