UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Am2FAguUKOKkI3+Ak4p21CZaUHGl+Tx3zxr1Rhs1094=' 
WHERE 
  key_id = '93fdb43f3183298a92b11c9289116ca3fd416100ecb2a42a994e73604386364f' 
  AND (
    token = 'Am2FAguUKOKkI3+Ak4p21CZaUHGl+Tx3zxr1Rhs1094=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )