UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bPC7VdXsXlQ7l8VwzilWTfn74XlD/auGhBOjJwwqwNY=' 
WHERE 
  key_id = '508dc4457d1925b2bc1794daabd05e37d6cb72770caf8623f578fc3ee940d1ca' 
  AND (
    token = 'bPC7VdXsXlQ7l8VwzilWTfn74XlD/auGhBOjJwwqwNY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )