UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TUAVbM63ruNGtPc2u4jycJ1K2/GN4JIKDhpbn0dgYzw=' 
WHERE 
  key_id = 'a4ab6856633ece6d2410c89101677693e861a4eddd050a08a945e8691aa73f52' 
  AND (
    token = 'TUAVbM63ruNGtPc2u4jycJ1K2/GN4JIKDhpbn0dgYzw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )