UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'K8uJ/8CjZsqLjXClbJdLC80F488BK9PXQodL1+dwpqE=' 
WHERE 
  key_id = '7e4b2be6b9673bc2af0855de62a1e0e6f5269c7189c65b04e684d5ef30e10a8a' 
  AND (
    token = 'K8uJ/8CjZsqLjXClbJdLC80F488BK9PXQodL1+dwpqE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )