UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'idD+Pom/mstRUF8iML4Etuq86IntZTow6iUgg9q0gBI=' 
WHERE 
  key_id = '3ca17885706830c21b3d2d0ce530f74492963acba5d3009d89f2bfc43e6e6c63' 
  AND (
    token = 'idD+Pom/mstRUF8iML4Etuq86IntZTow6iUgg9q0gBI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )