UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'S5y4HHeTYRzu3mVBavOW/ghsqwUTx0F97YfMMJMv5EY=' 
WHERE 
  key_id = '6b399017da7a950c63414eef366d078e1f4f44a49643d40717b6d3b7ff7787f9' 
  AND (
    token = 'S5y4HHeTYRzu3mVBavOW/ghsqwUTx0F97YfMMJMv5EY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )