UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'egAilAS99QFCxINhSv0dByAEhQYtKU4O+3Qf9piI3EI=' 
WHERE 
  key_id = '21bdcf9a29cb3e918f583c89873b53d8d06739609648158145dff4616295d91f' 
  AND (
    token = 'egAilAS99QFCxINhSv0dByAEhQYtKU4O+3Qf9piI3EI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )