UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '0gmPma26b7cYnroBeshAIQufKb1o0sPvXGx59dZhrxY=' 
WHERE 
  key_id = 'b1c9e554eb9252c5cc23867640f716e808059d3eeb35ed7f01b10ac234519215' 
  AND (
    token = '0gmPma26b7cYnroBeshAIQufKb1o0sPvXGx59dZhrxY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )