UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a2YKBenOOnH+d59E4cfCJihVhVWXwVypVquGjByQysY=' 
WHERE 
  key_id = '403d126cd90c6756e5de32b32445aa5ec5454bf027e951d52b021bdfcffd740a' 
  AND (
    token = 'a2YKBenOOnH+d59E4cfCJihVhVWXwVypVquGjByQysY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )