UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uPnT9z6s7eSckOPlfSRin/lOfGHEYpnFkQ2oSPeFis8=' 
WHERE 
  key_id = '1a8b1d265f35f98124bf0c43473646c6de90a64fd0ece8d8b9f90a7ed0cb7845' 
  AND (
    token = 'uPnT9z6s7eSckOPlfSRin/lOfGHEYpnFkQ2oSPeFis8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )