UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BBWTV1CBypl+gYxu17jPqw8waaQyRnBojQTxlQFX+SI=' 
WHERE 
  key_id = '1b3be1976d0da2a85858fc934f6f7772882076a1af62b1abaa412aa0f1246791' 
  AND (
    token = 'BBWTV1CBypl+gYxu17jPqw8waaQyRnBojQTxlQFX+SI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )