UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L18jH+8gilmdWi7ghPU37BQHJgP8CMPPB62apynU2ys=' 
WHERE 
  key_id = '748b3a3c98c5bc61ce51df08723bb714794ece5d518f72b8d169c2462feafa2e' 
  AND (
    token = 'L18jH+8gilmdWi7ghPU37BQHJgP8CMPPB62apynU2ys=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )