UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RUkLZxN7P6DICGYb27bbrrCPwVWZoy/1Q3oFEYyLmSI=' 
WHERE 
  key_id = '18cabc8add381963f920324d77b3447ac33f5e671b38a2475662e02efee00f6e' 
  AND (
    token = 'RUkLZxN7P6DICGYb27bbrrCPwVWZoy/1Q3oFEYyLmSI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )