UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Q8mW48cC0sW2GE5JQxXXwAf9EuudcqckQ0535dR8CHU=' 
WHERE 
  key_id = 'c2e6cdfecb611c6883ea915a490ec10d3c4bf933c6178d33a6d81b4f3d48bf17' 
  AND (
    token = 'Q8mW48cC0sW2GE5JQxXXwAf9EuudcqckQ0535dR8CHU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )