UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SyTBcqJOeRnQAX/3QKthrWqVy+aAmEFB88ijutajUTY=' 
WHERE 
  key_id = '819d2d5c59caa2350bd9cd3c5b6cb6e49887b6be93b6afec9291bbc1e3388896' 
  AND (
    token = 'SyTBcqJOeRnQAX/3QKthrWqVy+aAmEFB88ijutajUTY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )