UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ra64MxdLAtA1bt5/iVk/VDRTS4px0g2r2GapYEcXhMk=' 
WHERE 
  key_id = 'a684b2af73feaee0a5624b4156350c77687f8266081d70c7a045c393f663840e' 
  AND (
    token = 'ra64MxdLAtA1bt5/iVk/VDRTS4px0g2r2GapYEcXhMk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00045