UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 't8huJCrgp9yxt9MnFrhnICUI3V4oJrYVbbSf9cOtTv4=' 
WHERE 
  key_id = '31738737bb85534180085a0c9a2bcd49fc492190f5aee71bc5e33cb3499f499f' 
  AND (
    token = 't8huJCrgp9yxt9MnFrhnICUI3V4oJrYVbbSf9cOtTv4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )