UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VeuUfQxKndSCJB5n00VslNdGfVxRzBTSZLVZb/LsUik=' 
WHERE 
  key_id = '8638f2fde05ba023fc988aab6c42014917c5ddd5abd97f14584556ef732d6f52' 
  AND (
    token = 'VeuUfQxKndSCJB5n00VslNdGfVxRzBTSZLVZb/LsUik=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )