UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2yZxrsELZdJUf6u5KVbuXIhY2ogo77OIPb40KNKI3Is=' 
WHERE 
  key_id = '39bd181ebb1bcc86ac77f6e78928e076b58648c666c3f7429774536f5b548618' 
  AND (
    token = '2yZxrsELZdJUf6u5KVbuXIhY2ogo77OIPb40KNKI3Is=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )