UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ktb4NwdWPGKltlTObyXqqWTrrbMNduTtyk0BiT71N/0=' 
WHERE 
  key_id = 'e6361b00546e10878bfb90cd5b4145cd5bdea9cb9c99e201c625178b2a572680' 
  AND (
    token = 'Ktb4NwdWPGKltlTObyXqqWTrrbMNduTtyk0BiT71N/0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )