UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'JKmDcnlDBGuVw3SKZiMBlyTKRI552+VLmk+Mu7LlemQ=' 
WHERE 
  key_id = '21bf44af06877366b690201f4e338213aa7a7c4e9ffd984f53a01104883437bc' 
  AND (
    token = 'JKmDcnlDBGuVw3SKZiMBlyTKRI552+VLmk+Mu7LlemQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )