UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2K9tWtg4nSpwRGlzc5yBGSrD9pdCxBhlMpgC0ET2bFk=' 
WHERE 
  key_id = '4f5520a44658f395a0a97f3063cd866b975a798524accc93ef93fdb6fe4fe572' 
  AND (
    token = '2K9tWtg4nSpwRGlzc5yBGSrD9pdCxBhlMpgC0ET2bFk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )