UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'V88/eezu1RVSqVX7NcK9nbt79VCnYcga33N4QK0FXzg=' 
WHERE 
  key_id = '7f634d208b51542994ca723cbe4edc332e4de20fa889aad66c2f8914bb858a41' 
  AND (
    token = 'V88/eezu1RVSqVX7NcK9nbt79VCnYcga33N4QK0FXzg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )