UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nn54m2qlx0XeLFYp1cafgoPE26zMNYXfkKlTxApHV9c=' 
WHERE 
  key_id = 'c39cbe65eb2d6e26631c1fd20f8430d90dda82c3c0de8a3c1b828cd45cb72a48' 
  AND (
    token = 'nn54m2qlx0XeLFYp1cafgoPE26zMNYXfkKlTxApHV9c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )