UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eQUjdSbLnyruzbJnKgYPNJV5/JWwC0iVl7UfT2ST+qE=' 
WHERE 
  key_id = 'c6ebc56f2bb9eaa1353326c8226041523869aa77169c0bcfdd827e6ad434e116' 
  AND (
    token = 'eQUjdSbLnyruzbJnKgYPNJV5/JWwC0iVl7UfT2ST+qE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )