UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EhqfM3EmPBpgIOH6iw1I2KcFytob3WrF79VwWkYx1OE=' 
WHERE 
  key_id = 'a512bc4fdbe6b5a371371a37bf08742dccfdb8f34482d9eb9b738554f6c71167' 
  AND (
    token = 'EhqfM3EmPBpgIOH6iw1I2KcFytob3WrF79VwWkYx1OE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )