UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'V5PzDLQIj2KIUKMAHLcU8GbxrjQYgSswpeEoYKkvOpk=' 
WHERE 
  key_id = '702fb3ea771c866619f7a560293cb03ff5356e1d72a33c3a5dc2c778f18d9d91' 
  AND (
    token = 'V5PzDLQIj2KIUKMAHLcU8GbxrjQYgSswpeEoYKkvOpk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )