UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mRLOPzCpNQxJjuXChijyotDoedrNr/9FmATzhmBx+gY=' 
WHERE 
  key_id = '05243540c3ed160310ff34b19cb39a64879cac2ad4330b18298884d0e0c6a03d' 
  AND (
    token = 'mRLOPzCpNQxJjuXChijyotDoedrNr/9FmATzhmBx+gY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )