UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QJTjblal+1qoLAtaqnBzIWv/nY0ACYko3Yq+m3y8U1I=' 
WHERE 
  key_id = 'c760840ce6b1d181171a02b422f3eb683476c1e3c22447c4ee86a795f565b506' 
  AND (
    token = 'QJTjblal+1qoLAtaqnBzIWv/nY0ACYko3Yq+m3y8U1I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )