UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GNeephHMPkSVE8rerAfsCNDEZ0s0dFQW7ODIfdILSAM=' 
WHERE 
  key_id = '392467336bab32e9737978ce8bbd89b0ee155ad701ec1857522a639d293ee5a6' 
  AND (
    token = 'GNeephHMPkSVE8rerAfsCNDEZ0s0dFQW7ODIfdILSAM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )