UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WvNSrlGou4tclLVgZPu+eDGzcjUw7iZf9tB7OG86NF8=' 
WHERE 
  key_id = 'a623b1916f5ef448e30bfd75dd86f07557220791e94588f8f56ce84c7966562b' 
  AND (
    token = 'WvNSrlGou4tclLVgZPu+eDGzcjUw7iZf9tB7OG86NF8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )