UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jI3gTKBtvyaBi7AVFVV2wwSmHUG5vtVkRvGcZqEZ6us=' 
WHERE 
  key_id = 'a5e36119850a23dbaf268789eb055c46696b25a7d4b5c42fd000d1a1dae824de' 
  AND (
    token = 'jI3gTKBtvyaBi7AVFVV2wwSmHUG5vtVkRvGcZqEZ6us=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00040