UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'H2/GF61j96MGM1dlVVvYlEnL8n5AC3shlaARhMsxoOM=' 
WHERE 
  key_id = '6f51070066ee283ae5100c223a6a23c8105f21faa4a67dbde0f6b11a093bd708' 
  AND (
    token = 'H2/GF61j96MGM1dlVVvYlEnL8n5AC3shlaARhMsxoOM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )