UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a+u61PRS3Fq9/APxLfV7SxeczoXiVVIvRw5RJ/2UfOQ=' 
WHERE 
  key_id = '12b0f3cfb5a86f8bf177523db08dc621a2c3ac5ffb611ab03fc96fbe1a425ed4' 
  AND (
    token = 'a+u61PRS3Fq9/APxLfV7SxeczoXiVVIvRw5RJ/2UfOQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )