UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6hZpmxHtezCVw8JpAFJt1pAntRqtJuy/4l+8j/XLeo4=' 
WHERE 
  key_id = 'df93d03cdef441e6a377bcd0c824682e0a142b28f4412b5ca2ebbeaa7d27e7f2' 
  AND (
    token = '6hZpmxHtezCVw8JpAFJt1pAntRqtJuy/4l+8j/XLeo4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )