UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'h3HuVZTEyGpuR1pkpfc04KAtUaHXEjlcdRsdlMiQDhU=' 
WHERE 
  key_id = '6c649c932f26a27f2d39f16727b026907ff510242c3b1098f11597d06fa55866' 
  AND (
    token = 'h3HuVZTEyGpuR1pkpfc04KAtUaHXEjlcdRsdlMiQDhU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )