UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6UfLT3tHWgLDnfyoDkBvqpqwDpivvHRyIUI2XZe0NU4=' 
WHERE 
  key_id = 'fe6a043247fe778fcd1b884df007ffae9201c659d291d01a484caab21ac7b582' 
  AND (
    token = '6UfLT3tHWgLDnfyoDkBvqpqwDpivvHRyIUI2XZe0NU4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )