UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Bx7aJbZblief373WU8rph//gc4PRboSlN97CKT5YAQ8=' 
WHERE 
  key_id = 'b0d473e0ab1b8dc987c7a2d65c38801b113ac7fee6f70e0ab0ebc8992338b7b5' 
  AND (
    token = 'Bx7aJbZblief373WU8rph//gc4PRboSlN97CKT5YAQ8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )