UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'wEobCVuZEO21Bx3UdT0hV+9DbwO0zp2XFbJnNuNTjLU=' 
WHERE 
  key_id = 'f6e7f960504a52ee980bea46c6d80c126de7886fac4d1f791858fc8140fc8bf4' 
  AND (
    token = 'wEobCVuZEO21Bx3UdT0hV+9DbwO0zp2XFbJnNuNTjLU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )