UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eq5jxxz6D+Z16Q3P8CxgYCrHBefRed9XD83je2W1dPo=' 
WHERE 
  key_id = '8eb8638228b61a47564b197c81cbb666f116e65d57a47240b1fec14ba13bbb72' 
  AND (
    token = 'eq5jxxz6D+Z16Q3P8CxgYCrHBefRed9XD83je2W1dPo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )