UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'E+rygfhgMkNHHHp0b+gctc8OtYKAcb0wIB/cJAseMzk=' 
WHERE 
  key_id = '2a596eb04c819ebe6e59bf4c031dee50c2ea5e2c0d5e3d19a188960b655c9edb' 
  AND (
    token = 'E+rygfhgMkNHHHp0b+gctc8OtYKAcb0wIB/cJAseMzk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )