UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7aC3ofCWP133Jvy0VY+A0R5PaC/LeVfSDyxeYg3v/IU=' 
WHERE 
  key_id = '047ed255baa43380b77a6ed54c94063cc4195062cb84f9ed25349c1a6de98463' 
  AND (
    token = '7aC3ofCWP133Jvy0VY+A0R5PaC/LeVfSDyxeYg3v/IU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )