UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vEehabQ+TAP1Z9QrdP2kx0AVJRBX3cbEvWPVtpisYTs=' 
WHERE 
  key_id = 'c7f7ffb4f206c015bdef33c19dc0ec2dbe71872ffd054caa386b66d457667435' 
  AND (
    token = 'vEehabQ+TAP1Z9QrdP2kx0AVJRBX3cbEvWPVtpisYTs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )