UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kE2D040r21Ad7hnpaKOwjjjfAl4btlN2WKPzqS25NlU=' 
WHERE 
  key_id = '3ac014c8aacdaba0e6871e39d595edc0dcc3c15ca4662e1245fe5ec4bfde8b17' 
  AND (
    token = 'kE2D040r21Ad7hnpaKOwjjjfAl4btlN2WKPzqS25NlU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )