UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IZ3v/Tgd5su6SLzyXL+vFGfuwhp8w2MOPEXxPcx2lTY=' 
WHERE 
  key_id = '21c757c74ba404692a8ce8536b3fb2a5a485649d64ad1b7da88ddff44354bbb9' 
  AND (
    token = 'IZ3v/Tgd5su6SLzyXL+vFGfuwhp8w2MOPEXxPcx2lTY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )