UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bW/+Bn6LT+gpKj3Xe+USr3ntzEGhLePwJ9VwYAwk40E=' 
WHERE 
  key_id = '7f916548ddaea12430890e268efad3a8eb1471196290995c96682d352c42d6d2' 
  AND (
    token = 'bW/+Bn6LT+gpKj3Xe+USr3ntzEGhLePwJ9VwYAwk40E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )