UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'wgVhrJ6wqwLQMx25oxjS+VTL1qb2QdJTVSmiPTeNTjo=' 
WHERE 
  key_id = '9f7fd830e6cb94bbe00926b29832aa74c594325b1332e30489225c2e2a2a7d90' 
  AND (
    token = 'wgVhrJ6wqwLQMx25oxjS+VTL1qb2QdJTVSmiPTeNTjo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )