UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7NRvSWdmy5CcMDalZiZGxApHJxaQDY8pvHz6Ja/R0nk=' 
WHERE 
  key_id = 'b255c2bc87d78b40002c5d1abdccd9659c0ca3bac971ddd6d6b7f21477587836' 
  AND (
    token = '7NRvSWdmy5CcMDalZiZGxApHJxaQDY8pvHz6Ja/R0nk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )