UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'duwHtFUOCRAI4x+dO2XD2KIBiamUsa1+nZodBkB2uxg=' 
WHERE 
  key_id = 'b25e29301adea10995d05264249c81c3846548a7420abb7a7c7b6766a9a92458' 
  AND (
    token = 'duwHtFUOCRAI4x+dO2XD2KIBiamUsa1+nZodBkB2uxg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )