UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WWXNy+l+38SI59I8EHznUL7G2hKH4lZkfXGaznS9ZF4=' 
WHERE 
  key_id = '18dd6886beda8ffef4b7a977764059694dc873f107b0035dc146716b5c7991b1' 
  AND (
    token = 'WWXNy+l+38SI59I8EHznUL7G2hKH4lZkfXGaznS9ZF4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )