UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Win2YV8HJBZnFwYHDOa3NCSuINoOH+o1LDRXBWjd2EI=' 
WHERE 
  key_id = 'ebcc2d642024d83ea5be10f0860bfa4c84a46d8232ca7fa2820971f26ede6086' 
  AND (
    token = 'Win2YV8HJBZnFwYHDOa3NCSuINoOH+o1LDRXBWjd2EI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )