UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u68NWJ+1wMN7ZUwj2UYxp3adtJl/7KzxmiCLXtCLbIQ=' 
WHERE 
  key_id = 'b14d36aeefdd15818c04eba415d9bf7dc03cd2c3636e028289fedbf438c50681' 
  AND (
    token = 'u68NWJ+1wMN7ZUwj2UYxp3adtJl/7KzxmiCLXtCLbIQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )