UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3egjVx2GKHC8Tr1VeX1J8XXbFU0oSHYdNDOZOoURWKY=' 
WHERE 
  key_id = 'ad3ec034e14b8e5a906d1f539f92c0703df1ea55da2fd94be8781d58344cc4a8' 
  AND (
    token = '3egjVx2GKHC8Tr1VeX1J8XXbFU0oSHYdNDOZOoURWKY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )