UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'K4I7wjK7pTEHXQ1JEOEDefWlUJioO3hFi8d/EcnVhi4=' 
WHERE 
  key_id = '1421c6cdd96488557a32f4c90bb480edeb1061e50d1c6964d09f7917f2a0e6ce' 
  AND (
    token = 'K4I7wjK7pTEHXQ1JEOEDefWlUJioO3hFi8d/EcnVhi4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )