UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KkPqz6cJK/m+3wFV/gSlmHfQQwnaBEjXf6E65ACA2OM=' 
WHERE 
  key_id = '8457a9a0aea88345e041e15aa2935efbbff69b7e2e2b130eedf6997c5fc4cb44' 
  AND (
    token = 'KkPqz6cJK/m+3wFV/gSlmHfQQwnaBEjXf6E65ACA2OM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )