UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vZ6Zq1FYWYHgISpsiLmAxIdAsNkRauqbsVv65kzXfi4=' 
WHERE 
  key_id = '47793725f5e0e624663fe167dac4ef26433000229c07c47c014f50b12829e36f' 
  AND (
    token = 'vZ6Zq1FYWYHgISpsiLmAxIdAsNkRauqbsVv65kzXfi4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )