UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pxWkitdo/f2Bu2kgTyJG7Mu18z51wJ0977Gl3ZWM/gc=' 
WHERE 
  key_id = '15e6600ce634f30342a7771b2837b48b54df2e79c4485386f72c5a5aeaf2c6f3' 
  AND (
    token = 'pxWkitdo/f2Bu2kgTyJG7Mu18z51wJ0977Gl3ZWM/gc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )